1. Everynot和Allnot结构，Everynot表示不见得每个都是；Allnot表示不见得所有都是的意思。
Every man i not polite, and all are not born gentlemen.
2. may a well nota结构，此结构可译为与其不如不。
One may a well not know a thing at all a know it but imperfectly.
3. have only to do结构，此结构表示只须就能的意思。
We have only to turn to that extraordinary dicovery made by Edion to ee the ignificance of it.
4. not unle
No increae in output can be expected unle a new aembly line i intalled.
5. betterthan句型
Better my life hould be ended by their hate, than that hated life hould be prolonged to live without your love.
6. a it were是一个非常常用的插入语，意思是好象，可以说等。
Apiece of iron near a magnet, though apparently eparate from it , feel, a it were, the thread of thi attachment.