结构要点:
便笺也叫做便条，是一种简便的信函，形式简单，可用于询问、道歉、请假、约会、留言、归还东西等很多事由。
Suppoe you and two of your friend have decided to go on a elf瞭our to Hangzhou and you want to invite another friend Cathy to join you. Write a note in about 100 word to her. Do not ign your own name at the end of your letter, uing "Li Ming" intead.
Sample:
Dear Cathy,
We have planned a elf瞭our to Hangzhou next Saturday. I wonder if you would like to join u, Sherry, Alice and me.
You know, pring i the eaon when the cenery around Wet Lake i the mot beautiful and it i very convenient for u to go there for it take only two hour' and a half by train or by coach. We are going by the 8∶20 train of Saturday morning and returning on Sunday evening. If you agree to go with u, we plan to book two room in the Youth Hotel which cot only 50 yuan a night and from which it' only 20 minute' walk to Wet Lake.
I'm ure we will have a very good time and find the tour rewarding.
Your,
Li Ming