定语从句：
（一）基础：引导词---who, which, that, whom,
练习1.I like citie___________are quiet and clean. 2.I prefer tudent _________are hard- working.
3.I hate TV how _________ are noiy and boring.4.The muic __________ i gentle and quiet attract me a lot.
5.The food __________tate deliciou i not alway healthy.
6.Thoe boy ___________ are playing baketball over there are from Cla Fifteen.
7.The book ____________ are written by Lu Xun are worth reading.
8.The town ___we viited lat week i much larger than before.9.The book ___ he bought i very intereting.
（二）特例：只用that的情况
1先行词被___________或___________所修饰，或本身是______________________时，只能用 that，
2.被修饰的先行词为 ________________________________________________等不定代词时, 只能用 that.
3.先行词被 _____________________________________________等词修饰时，只能用 that，而不用 which。
4.先行词里同时含有______________________，如I can remember well the peron and ome picture that I aw in the room.
5. 以______________________引导的特殊疑问句，只能用that.如： Who i the girl that i crying?
练习1. I am intereted in everything___ i about the 2006 World Cup.[由www.haoZuowen.Com整理]
2. I there anything___I can do for you? 3. Thi i the very bike ______I lot
4.To my urprie, he gave me nothing __ I need. 5.Thi i the bet dictionary __ I have ever ued.
6. He wa the firt peron _______paed the exam.
7.He talked happily about the men and book________intereted him greatly.
（三）whoe 1. The tudent ______father work in the factory i itting there.
2. I like the room ______window face outh.3. Thi i the dek ______leg were broken.
4The woman ___ umbrella you took i angry about it.5.Here come a girl ___ handwriting i the bet .
6The banana __kin i green can’t be eaten.7That tall tree _ leave are yellow i very old.
（四）从句谓语单复数由先行词确定，时态由从句时间状语决定，不必跟主句保持一致。
1-He i one of the boy who ____ (doen’t, don’t) finih doing homework.
2-I like film which ____(be) exciting and intereting.
3-Children who often ____(eat) junk food are eay to become fat and unhealthy.
4-That boy who _____(run) fatet i from our cla.
5Thoe boy who ____ playing the guitar are from our chool. (be)
6The tree which _____ (be) watered yeterday belong to them. 7The man who ____ over there i our teacher.(tand) 8Thoe boy who ____ playing the guitar are from our chool. (be)
9Mr. Brown i one of the foreign expert _______ _________ (work) in China.
10I’m one of the boy ______ ________(like) Englih bet.
(五)“介词＋关系代词”注意： 介词的选用要考虑：
A.与先行词的搭配关系
1）I will never forget the day __________ I joined the army.
2) I will never forget the day ______ I worked here.
3) I will never forget the year ____________ my on went to college.
B. 与谓语动词的搭配习惯
1）Have you found the book ________I paid 29 dollar?
2）Have you found the book ________I pent 29 dollar?
3) Have you found the book _____________we learnt a lot?
4) Have you found the book _______he often talk?
关系副词的用法
练习：1. It mut be a good place ________________we can do a lot of exercie.
2.Thi i the village _________________we viited lat week.
3.The houe _______ we live in i very big./ The houe _______ we live i very big
4. The woman ___________ talked to you jut now i a doctor. The woman ______ you talked to i my iter.
The woman to ___________ you talked i my iter. 5. Thi i the hopital ____________ I wa born in.
Thi i the hopital in _________I wa born. Thi i the hopital____________ I wa born.
综合练习一. 用适当的关系代词或关系副词填空
1. The boy ______ i wearing the black jacket i very clever.
2. Thi i the preent ____he gave me for my birthday.3.The man _______ talked to you jut now i an engineer.
4. He talked about the teacher and chool _______ he had viited.
5. There i nothing in the world ______can frighten him.6. We viited a factory _______make toy for children.
7. I thi the place _______ your father once lived 8. I’ll never forget the day _______ I joined the League.
9The car______my father bought lat month i beautiful.10The man______hair i white i hi grandfather.
二 ( )1.Roa like muic ___ i quiet and gentle. A. when B. that C. where D. who
( )2.--I the girl _ i interviewing the manager of that company your friend--Ye, he i a journalit from CCTV.
A. whom B. which C. who D. whoe
( )3 Yao Ming i a famou baketball tar ___ i playing in the NBA. A. whoe B. who C. what D. which
( )4. The doctor ___I am waiting for i Mr. Smith. A. which B. whom C. whoe D. why
( )5. --- Do you know Hong Zhanhui? ---Ye. He’ the college tudent ____ ha moved Chinee people a lot.
A. who B. which C. what D. whom
( )6. In my family, my iter i the only peron __ love chocolate. A. which B. who C. whom D. he
( )7. Thi i the place ____ the old man lived lat year. A. when B. where C. that D.which
( ) 8. The ong ___ Jay Zhou ing are popular with tudent. A. why B. whom C. what D. which
( )9. The farmer wa very thankful to the doctor ___ treated hi on. A. what B. which C. who D. whoe
( )10.I like to live in a houe__ i big and bright. A. that B. who C. how D. why
( )11. The young lady ___ we met yeterday i our new math teacher. A. what B. whoe C. whom D. which
( )12. --Can you introduce the town to me? --OK. Thi i the town in __ I wa born. A. that B. who C. which
( )13. Mi green i the only peron __ can help you with your Englih. A. he B. whom C. which D. who
( )14. I like the econd football match ___wa held lat week. A. which B. who C. that D. /
( )15. I there anything ____ to you? A. that i belonged B. that belong C. that belong D. which belong
( )16. I hate people ___ don’t help other when they are in trouble. A. who B. which C. they
( )17. Thi i the only book ___I am looking for. A. that B. which C. who D. whom
( )18 Her iter__ you met at my home wa a teacher of Englih. A. whom B. that i C. which D. who i
( )19 The book__i old out at the moment. A.you need Bwhat you need C.which you need it D that you need it
( )20 I'm one of the boy ______never late for chool. A. that i B. who are C. who am D. who i
( )21.__clean the claroom can go home firt. A. Anyone B. Thoe who C. However D. The one who
( )22. The old man __yeterday i a cientit.A.I poke B. I poke to C. whom I poke D. that I poke to him
中考定语从句真题演练
1.--- I the girl __ i interviewing the manager of that company your friend? --Ye, he i a journalit from CCTV. A. whom B. which C. who D. whoe
2. Do you till remember the movie _____ we aw lat weekend? A. who B. what C. that D. whom
3. ---Who i your new Englih teacher? ---Elena, the woman ____ i wearing a red T-hirt over there.
A. 不填 B. whom C. whoe D. who
4. I that the man _____ helped u a lot after the earthquake? A. whoe B. which C. when D. who
5. ---What are you looking for? --- I’m looking for the pen ___ I bought yeterday. A. who B. which C. whoe
6. Thi i the novel_____ written by Guo Jingming. A. who B. what C. that D. /
7. We hould be ready to help the people ____ are in trouble. A. whoe B. whom C. which D. who
8. Two year ha paed, but Chinee people till remember thoe exciting day ____ they pent during the Beijing 2008 Olympic Game. A. that B. who C. when
9. The magician _____ played magic trick in 2008 CCTV Spring Fetival Gala i Liu Qian. He i popular in China now. A. whoe B. who C. which
10. July like muic very much. She like muic ____ he can dance to. A. what B. who C. that
11. At chool, you hould do the thing _____ are allowed by the teacher. A. that B. when C. what
12. Thought i the key _____ open the door of the world. A. why B. where C. which D. who
13. The gentlemen ___ are coming to my office tomorrow are my clamate many year ago.
A. whom B. who C. thoe D. which
14. That’ the man _____ houe wa detroyed in the torm. A. that B. whoe C. who D. which
15. The girl ____ I jut talked with i Ben’ iter. A. whom B. which C. he
16. I love people ____ are friendly to other. A. which B. whoe C. what D. who
17. It’ time to ay goodbye to my chool. I’ll alway remember the people _____ have helped me.
A. who B. what C. which D. where
18. I like the teacher ____ clae are very intereting and creative. A. which B. who C. what D. whoe
19. Do you know the boy ____ i itting next to Peter? ---Ye. He i Peter’ friend. They are celebrating hi ____ birthday. A. who, ninth B. that, nineth C. /, nineth D. which, ninth
20.ShaolinTemple__lie in the wet of Zhengzhou welcome the viitor from abroad.A.where B.which C.who
二宾语从句
1宾语从句的学习要注意三个方面
第一：语序：在宾语从句中，一律用___________。
如Where doe he live? ( Do you know?) ----Do you know where he live?
***几个特殊的特殊疑问句
Which i the way to the nearet hop?/ What’ wrong with you?/ What’ up?/ What’ the matter?
这几个特殊疑问句本身就是陈述语序,在宾语从句中不需调整语序。
第二：时态; 1）如果主句是___________，宾语从句时态根据实际情况而定.
如：1. It’ going to rain. I think. ---I think it’ going to rain.
2. “I will go with you .” he ay. ---He ay he will go with me.
3. He tudied Englih ten year ago. I know. I know he tudied Englih ten year ago.
2）主句是___________，宾语从句要用___________。
如：It’ going to rain. I thought. ---I thought it wa going to rain.
“I will go with you.” he aid. ---He aid he would go with me.
3). 若从句表达的是___________，规律，不管主句是什么时态，从句都用___________。
如1 The earth turn round the un. The teacher told u---The teacher told u that the earth turn round the un.
2 Light travel much fater than ound. She aid … ---She aid that light travel much fater than ound.
第三：连接词1)如果被连接的句子是___________，那么连接词用___________, (也可省)
如1. He’ll be back in a month. ( I hear…) I hear ( that ) he will be back in a month.
2. I have been to the Great Wall once. ( He tell me…) He tell me ( that ) he ha been to the Great Wall once.
2.)如果被连接的句子是___________,则用连接词___________
如：*Doe he live in that houe? ( She aked me …) She aked me if/ whether he lived in that houe.
*Have you finihed your homework? ( I want to know…) I want to know if you have finihed your homework.
3) ___________句，用原句中的特殊疑问词引导：what, who, where, when, which, why, how (many/ much/ often/ long/ old).如： Who are you waiting for? Can you tell me? --- Can you tell me who you are waiting for?
What did he do yeterday? I don’t know. ---I don’t know what he did yeterday.
***其中 以wh- 疑问词或how 引导的宾语从句与动词不定式可相互转换
如I don’t know what I can do.可以说成 I don’t know what to do.
The policeman howed me where I could get book. 可以说成The policeman howed me where to get book.
Can you tell me how I can make a kite?可以说成 Can you tell me how to make a kite?
4).宾语从句___________。在_________________________________等动词所跟的宾语中，如果从句谓语是否定的，一般要将否定词not转移至主句谓语上去，而将从句谓语改为肯定形式。如：I don’t think he ha time to play with the girl.
二．综合练习
1．I want to know __
A. whom i he looking after B. whom he i looking C．whom i he looking D．whom he i looking after
2．I don't know _________ the day after tomorrow．
A．when doe he come B．how will he come C．if he come D．whether he'll come
3．Could you tell me _________ the nearet hopital i？A．what B．how C．whether D．where
4．Could you tell me _________ the radio without any help？
A．how did he mend B．what did he mend C．how he mended D．what he mended
5．I don't know if he____ tomorrow. If he _____，I'll tell you．
A．come, come B．will come, will come C. will come, come D. come, will come
6．Do you know where _________ now？A．he live B．doe he live C．he lived D．did he live
7．Do you know what time ___？A．the train leave B．doe the train leave C．will the train leave Dthe train leave
8．I don't know _________ ．Can you tell me，pleae？ A．how the two player are old
B．how old are the two player C．the two player are how old D．how old the two player are
9．The mall children don't know _________ ． A．what i their tocking in
B．what i in their tocking C．where i their tocking in D．what in their tocking
10．I can't undertand _________ ． A．what doe Chritma mean B．what Chritma doe mean
C．what mean Chritma doe D．what Chritma mean
11 . When the job______, let me know. A .do B .done C .i done D .finihed
12 .She aked me if I knew__ .A .whoe pen i it B .whoe pen it wa C whoe pen it i D .whoe pen wa it 13 .Mi Li want to know _____________next week . A .when my uncle leave
B .when will my uncle leave C .where my uncle will tay D .where doe my uncle tay
14 .Could you tell me ________________with the money ? A .how to do B .what hould I do C .how I hould do D .what I hould do
中考宾语从句真题演练
( )1. Everyone can play an important role in the ociety．A member，we hould try our bet to do__.
A. what we hould do B. what hould we do C. how we hould do
( )2. --I really hope to keep in touch with Lily. --Sorry. I don't know __.
A. what her name i B. what her job i C. what her number i D. when he left
( )3 —Can you tell me ______? —By doing more peaking. A how I will improve my Englih
B. which way can I chooe C. how do I deal with my Englih D. what’ wrong with my Englih
( )4. How lovely the dog i ! Can you tell me _____?
A. where did you get it B. where will you get it C. where you got it
( )5.. --Excue me, could you tell me ____ the book about alien? --Sure, take the ecalator to the econd floor.
A. where I can buy B. where can I buy C. when can I buy D. when I can buy
( )6-“Do you know_ have our ummer holiday?”-“Next week.”A.when will we B.when are weC. when we will
( )7 ---Do you know ____ the MP4 yeterday? -- Sorry, I’ve no idea about it.
A. how much did he pay for B. how much he paid for C. he paid for how much D. he paid how much for
( )8--What time will Mr. Brown be back to China? -- Sorry. I don’t know ___.
A. when did he go abroad B.why he i going abroad C.how oon will he be back Dhow long he will tay abroad
（ ）9. You can’t image ___ when the pupil received thee nice preent on Children’ Day.
A. how they were excited B. how excited they were C. how excited were they D. they were how excited
（ ）10. –Can you tell me ______?–She i in the computer lab.
A. where Linda wa B. where i Linda C. where wa Linda D. where Linda
( )11. –Do you know _______ the Capital Mueum? –Next Friday.
A. when will they viit B. when they will viit C. when did they viit D. when they viited
( )12. He wanted to know____the Englih party.
A. when will we have B. when we will have C. when would we have D. when we would have
( )13. I want to know_______.
A. when we hould arrive at the airport B. when hould we arrive at the airport
C. when the airport we hould arrive at D. when the airport hould we arrive at
( )14. –David, look at the man in white over there. Can you tell me_______? –He i a doctor.
A. who i he B. who he i C. what i he D. what he i
( )15. –Do you know___the girl in red i? –I’m not ure. Maybe a teacher. A. when B. how C. where D. what
( )16. Your T-hirt i o cool. Could you tell me ________?
A. where you buy it B. where do you buy it C. where you bought it D. where did you buy it i
( )17. I really want to know ____ . A. what i wrong with my brother
B. how will he go to Beijing tomorrow C. if had he bought that car D. where did he go yeterday
( )18. Excue me, ir. Could you tell me ?
A.where i the bank nearetB. where i the nearet bankC.where the nearet bank iD. the nearet bank i where
( )19.Lily’ mother looked for her for half an hour, but couldn’t find ____.
A. What Lily wa. B. What wa Lily C. Where Lily wa D. Where wa Lily
( )20--Could you tell me___? He i wanted by the head teacher.--Sorry, I’ve no idea.But he _ here jut now．
A. where Tim wa, wa B. where i Tim，wa C. where Tim i，wa D．where Tim i，i
三、状语从句：
一）.条件状语从句：引导词为:if, unle。
形式：
主句_______________, 从句______________.
练习：1.I am waiting for my friend.____________, I’ll do hopping alone.
A.If he come B.If he will come C.If he doen’t come D.If he didn’t come
2.I am ure I can make it better, if our teacher _________me a econd chance.A.give B.gave C.give D.will give
3.The art club i for member only. You can’t go in___you are a member. A.unle B.Becaue C.if D.though
4.I ________the CD to you if I have time tomorrow. A.will return B.returned C.have returned D.return
5. 1）You won’t pa the final exam ___________(除非)you work hard.
2) The children __________ climb the mountain if it __________________(不下雨)
3) _______________________if he come. (给我打电话）
二）时间状语从句：(常见从属连词有when,before, after, until, a oon a, while…)
1）A oon a he _____in Pari, he will call you. A.arrive B.arrived C.arrive
2）Don’t leave until the rain_______.A.topped B.top C.topping D.top
3）You can go kating after you ____A.finih the job B.finihed the job C.finihing the job
4) I’ll tell her the good new when he _____ back. A.came B.come C.come
5）Father wa watching TV ________ Mum wa wahing dihe. A.before B. while C.after D.until
6）I wa watching TV ____ you called me lat night. A.when B.while C.until D.after
7) I ______ here ince I came to China. A.lived B.have lived C.am living D. had living
8).My grandma didn’t go to leep______ I got back home. A.till B.until C.ince D.when
三）原因状语从句： (常用连词有becaue, ince, a)
1. Tom i ill at home, _____he can’t come here. A.o B.if C.becaue D.and
2.—Why did you come to chool late thi morning?--___I watched the Football World Cup until 12:00 lat night. A.If B.Becaue C.Since D.Though
3.I hope to go to France ome day__there are many mueum there.A.though B. unle C. becaue D. where
四）结果状语从句：由o… that…/uch…that/o that引导的从句（o后接形、副原级）
1）与too…to…句型的转换：
He ran o fat that I couldn’t catch up with him. =______________________________________________
The box i o heavy that I can’t carry it= ___________________________________________________
2）“o… that +从句”与“enough to”的替换
He’ o h2 that he can carry the box.=___________________________________________________
He i not old enough to go to chool.=________________________________________________________
3)o that…/ o…that…/uch…that ____________________________________________________________
如：He got up early in the morning o that he could catch the early bu.
The boy i o h2 that he can lift up the heavy tone. He i uch a clever boy that all of u like him.
练习：1.--He wa _______tired ______he fell aleep a oon a he lay down. -- Oh, we can go out and let him have a good ret..A.too;to B.o; that C.enough; to D.uch; that
2.There were _______many people ____I couldn’t find where he i. A.o;that B.o;a C.uch;that D.a;that
3. He ran a fat a poible__he could reach chool on time. A.in order to B o a to C uch that D o that
4. They are ___intereting book __ I want to read them once more.A.o that B.uch…that C.too…to D.o…that
综合练习
1.You may leave the claroom when you__writing.A.will finih Bare finihing C have finihed Dhad finihed
2. Would you give Johnny thi letter if you ________ to ee him thi week.
A. will happen B. happen C. are happened D. happened
3. She wa buy, ____he couldn’t go to your birthday party lat night. A. and B. o C. or D. but
4. Englih i ________ a ueful language ________ it i poken in many countrie of the world.
A. o…that B. uch…that C. o…becaue D. uch…becaue
5. Don’t cro the treet __ the traffic light are green. A. after B. until C. while D. ince
6. Your dream won’t come true__ you know what your dream i. A. after B. unle C. while D. ince
7. --Could you ak him if he __to my birthday party next Sunday? –I will, if I __ him thi afternoon.
A. come, meet B. will come, will meet C. come, will meet D. will come, meet
8. Sarah i ______ a hard-working girl ______ he often work late into night.
A. o; that B. too; to C. uch; that D. not only; but alo
状语从句真题练习
1.—Where wa your brother at thi time lat night?—He wa writing an e-mail ___I wa watching TV at home.
A.a oon a B.after C.until D.while
2.The film “Kung Fu Panda” i___intereting__I would like to ee it again. A.uch,that B.too,to C.a,a D.o that
3.Tom will call me a oon a he ___home. A.get B.ha got C.got D.will get
4. We will have no water to drink___we don’t protect the earth. A.until B.before C.though D.if
5.We won’t tart the meeting ___our teacher arrive. A.though B.until C.while D.or
6.Bob promie to join in the football match____he ha to help hi parent on the farm..
A. if B.a C. unle D. when
7.___it’ difficult to make her dream come ture, he never give up. A.Though B.Unle C.Becaue D.If
8.---Could you tell me when Mr. Li___in Huanggang?---Sure. When he ___, I’ll call you.
A.arrive; will arrive B.will arrive; arrive C.arrive; arrive D.will arrive; will arrive
9.In ummer, food goe bad eaily__it i put in the refrigerator. A.until B.if C.unle
10.A moment, pleae. I’m checking if Mr. Smith__free tomorrow. A.i B.being C.to be D.will be
11.I didn’t go to bed __my mother came back late lat night.A.o; B.until C.though
12.Hurry up,___you will mi the early train. A. or B.and C.if D.unle
13.---Tommy, do you know if Frank___to the theatre with u thi Sunday if it ___?---Sorry, I have no idea.
A.will go, i fine; B.goe, i fine C.will go, i going to be fine D.goe; will be fine
14.What a beautiful painting it i! I’ve never een ___painting. A.uch a B.a C.uch D.thi better
15.I don’t know __he will come tomorrow.___he come, I’ll tell you.
A.if, Whether B.whether, Whether C.if, That D.if, If
复合句综合检测
( )1.I thi mueum_ they viited lat month? A. that B. where C. which D. the one
( )2. I that book ____ he borrowed on Friday? A. that B. which C. who D. the one
( )3 The econd book__I want to read i Buine at the Speed of Thought. A. which B. what C. that D. a
( )4 –Do you know the man __i running along the treet? A who B which C whom
( )5. Without friendhip, one can’t be happy although he i rich enough. A for me, I will never forget the day ___I pent with my dearet friend. A that B when C who
( )6 Thi i the bet TV play __we have een thi year. A when B what C who D that
( )7--Have you found the information about famou people ____you can ue for report?
--Not yet. I’ll earch ome on the Internet. A which B who C what D whom
( )8--Have you been to the Sport Center___ i jut opened in town? - -No, no yet.
A where B who C that D when
( )9 --Bob, where do you work?--I work for a company ___ell car. A which B where C what
( )10____ have finihed the work can leave. A. Thoe who B. Anyone C. The one who
( )11. The building that ___new i our chool. A. i B. are C. wa D. were
( )12. The panda that we aved ____better now. A. are B. were C. i D. wa
( )13 Thi i the only thing _________ I have lot.A.which B.that C.where
( )14.--Could you tell me____?--Sorry, I don’t know. I wa not at the meeting. A. what doe he ay at the meeting. B what did he ay at the meeting. C. what he ay at the meeting D. what he aid at the meeting
( )15. No one can be ure____ in a million year.
A. what man look like B. what will man look like C. man will look like what D. what man will look like
( )16. -- Could you tell me ____?-- She i a tudent in Eton School.
A. where Kate i tudying B. how Kate tudie C .why Kate wa tudying D. when Kate tudied
( )17.-- Could you tell me___ yeterday?-- About two hour. A. How long it take to fly to Guilin B. How long it took to fly to Guilin C.How long doe it take to fly to Guiln D. How long did it take to fly to Guilin
( )18. Pleae tell me____.A. what i wrong with the boy B. what i the boy wrong C. what wrong the boy i
( )19. She will hate him when he _more about him .A.knowB .know C.will know Di going to know
( )20. --Excue me. Do you know_____?--Sorry, I don’t know. A. where i No. 1 Middle School
B. where No. 1 Middle School i C. No. 1 Middle School i where D. No. 1 Middle School where i
( )21. At the cience mueum，the boy and girl get to know__________. A. what i the pacehip like
B. what the pacehip look like C. how the pacehip look 1ike D. how doe the pacehip1ook like
( )22. He didn’t tell me ____.
A. which floor did he live on B. which floor he lived on C. which floor he lived D. he lived on which floor
( )23. I’m new here. Could you tell me__, pleae?A. when doe the firt bu arrive B. when the firt bu arrive
C. when did the firt bu arrive D.when will the firt bu arrive
( )24. I wonder how long_______chool?
A. ha he been away from B. he ha been away C. he ha left D. he ha been away from
( )25. ---We can ue MSN to talk with each other on the Internet. ---Really? Will you pleae how ____it? ‘
A. what to ue B. how to ue C. how can I ue D. where can I ue
( )26. The teacher aked the tudent . A. if they were intereted in chatting online
B. when wa Albert Eintein born C. what they will do with the computer D. how often they go to movie
( )27---Could you tell me how long __the book?--Three day.
A.I can keep B.can I borrow C.I can borrow D. can I keep
( )28.I can’t undertand ___the boy alone at home.
A.why he left B.did he leave C.why had he left D.why he leave
( )29. You will not ucceeded if you ______ harder. A. will work B. won’t work C. work D. don’t work
( )30.Write clearly __your teacher can undertand you correctly. A.ince B.for C.becaue Do that
( )31.______he failed , he went on doing the experiment .A. Even B. Yet C. Although D. in pite of
( )32.The dog went out while we __ upper. A. had B. had had C. were having D. would have
( )33.Hi brother ha worked there ________ he left choo A.when B. after C. ince D. until
( )34.The boy didn’t top talking ____the econd bell rang. A.when B. until C. after D. becaue
( )35. __I came into the office, the teacher were having a meeting.A.While B. When C. Once D. Since
( )36.I wa about to leave my houe __ the telephone rang. A.while B. a C. when D. ince