Unit 5 First aid grammar学案

省略句

种类 例句 说明 主语的省略 Beautiful day (= It is a beautiful day), isn't it?

Pity we live so far from the sea. (It is a pity we live so far from the sea.) 有时也可省略整个句子的主语和谓语，只保留次要成分。

She was poor but (she was) honest.

--Did you know anything about the accident?

--Not until you told me. (= I didn't know anything about it until you told me.) 谓语的省略 --what do you think made Mary so upset?

--Losing her new bicycle (made Mary so upset). 状语从句的省略 Seen from the plane (when it is seen from the plane), the house looks like tiny toys.

If (it is) possible, I'll go there with you. 注意状语从句中的主语同主句主语的一致性。 不定式的省略 The boy wanted to ride his bicycle in the street, but his mother told him not to. (not to ride his bicycle in the street.)

--Alice, why didn't you come yesterday?

--I was going to (come yesterday), but I had an unexpected visitor. 若不定式后面是完成时，省略时应保留have；不定式后含有动词be的结构时，也要保留be动词。

--Did you tell him the news?

--I ought to have (told him the news), but I didn't know how to speak.

--Are you an engineer?

--No, but I want to be. 状语从句中的省略用法

一、如果从句的主语和主句的主语一致，且从句的谓语含有be动词的某种形式（am/is/are/was/were）可同时省略从句的主语和be动词的某种形式。

1. when, while引导的时间状语从句

e.g. 当你过马路的时候一定要小心。

Do be careful when (you are) crossing the street.

在我去工作的路上，我遇见了她。

When/While (I was) on my way to work, I met her.