在某些动词后可省略‘to’如： try， 尤其是在adj.后。
---Can you start the car? ---Ok, I will try.
•You can’t force him to get a job if he is not ready (to).
2.并列句中的省略现象
在后一并列分句中凡是与上下 文相同的成分通常都要省略
3)结构省略 这种省略可以根据通常的语法 结构加以判断

We have lived here (for) ten years.
在否定句中不可省略 I haven’t seen you for three months.
Some other examples: •You will never manage successfully (in) that way.
在下列词后常省略不定式 但要保 留 ‘to’: want wish like hate hope intend plan love refuse expect
当want 和like用于从句中时，to 常常省略。
•Come when you want. •I have decided to do what I like.
We still have shortcomings, and (we have) very big ones, too.
出现在并列句中的be,have,do,如 果在一个分句中作助动词，而 在另一个分句中作行为动词， 不可省略
•The man has a gun and has threatened to use it.
•While cooking dinner, she thought of her past.
•He advised me not to say anything until asked.
引导宾语从句的从属连词只要 从句不长，通常都可省略。
I hope (that) all will go well.
Ellipsis
省略句
1.简单句中的省略现象 1)句首省略
省略了句子的主语，有时还连 同谓语动词一起省略
•Sounds like a good idea. •Pity we live so far from the sea. •Beautiful day, isn’t it?
Wonder what she is doing. Forgotten my name? Nobody at home. 2)答语的省略
George will (take the course) and bob might take the course.
3.复合句中的省略现象
复合句中的省略现象常见于从 句中，主句中的省略通常出现 在句首
•Hope you will have a good journey. •Too bad she won’t be able to go to the party.
•Mary did the work but did not finish it.
3) 省略主语 + 谓语 + 宾语 •They have increased trade with China and (they have increased trade) with other East-Asian countries, too.
•My office was on the tenth floor, and his (office was) on the twelfth (floor).
1)省略动词 + 宾语或补语 •I will buy a house. He will (buy a house) too. •John was the winner in1994, and Bob (was the winner) in 1995. 2)省略主语 + 谓语动词
• They tried to prevent the pollution, but (they did) not (prevent pollution) very successfully at the beginning.
并列句的省略有时还可出现在 前面的分句中，这时被省略的 词语便出现在下文。
The train is going (at) fifty miles an hour.
This is the most exciting game (that) I have ever watched.
4)不定式的省略 •I went there because I want to.
---will you join us? ---Yes I’d love to.
复合句的省略现象多出现在状 语从句中
•Although hard-working, he couldn’t earn enough even to support him
•When still a boy of six, Bob was sent away from home. •If necessary, I’ll pay him a personal visit.
有时整个主句都可省略， 这种 省，略通 出现在简短答中。
---are you going to buy the house? ---Unless my wife objects.
---You all like the story? ---yes, except that the end is
too surprising.
Be careful that you don’t catch cold.
但如果从句较长或从句的语境 较复杂, 连词that 不能省略
---Have you finished your composition?
---Not yet.
---will you join us? ---I should love to. •Linda has arrived. ---when? •He won’t go to the party.---why not?