必修五Unit 5 first aid学案

learning about language: Grammar

(语法探究)

【学习目标】

1． 了解和掌握省略的具体规则。

1. 掌握主谓一致的两种原则（替代省略和结构省略）。

[例句展示] 仔细观察下列句子中的省略现象并归纳其用法。 1. This woman works well, but that one doesn't (work well).

2. -Can Emily do this work? -I think so. / I think not.

3. If you do not go, neither shall I (go).

4. When (water is) pure, water is a colorless liquid.

5. When (they are) ripe, these apples are sweet.

6. Answer these questions, if (it is) possible, without referring to the book.

7. The cause that I left the company is (that) the pay is very low.

8. That is the naughty boy (whom / that) we talked about last week.

9. Had Thomas Edison (= If Thomas Edison had) saved his money, he would have died a wealthy man.

10. It was suggested that the meeting (should) be put off until the next week.

[自我归纳]

1. 并列复合句中，某些______可以省略，以避免重复（见句1）。

2. 用______或其他方式可省略上文或问句中的一部分或整个句意（见句2）。

3. 以so, nor, neither, no more开头的分句，句子常出现省略或______（见句3）。

4. 在when, while, if, as if, though, although, as, until, once, whether, unless, where等连词连接的______中，常省略从句中跟主句相同的______（句4、句5）。如果状语从句的主语和谓语部分是it is / was时，也可以省略（见句6）。

5. 当that引导较短的______和宾语从句时，that一般可以省略（见句7）。

6. 在限制性定语从句中可省略作______的关系代词whom, which, that （见句8）。

7.如果if引导的虚拟条件句中的谓语部分有should, were或助动词had时，可将这些词提到主语前面，省略______（见句9）。