在以if引导的非真实条件句中若含有were, had, should时，常可以省略if而将were, had, should置于句首。

1）If I were you, I'd give the AIDS patient a hug.

---Were I you, I'd give the AIDS patient a hug.

2）If I had a lot of money, I'd aid the poor children.

----Had I a lot of money, I'd aid the poor children.

在含有表示"命令、要求、建议、许可"或"禁止"等意义的名词性从句中使用"should + 动词原形"表示虚拟语气的，should常可以省略。如：

1) He suggest we (should ) set out right away.

2） His suggestion is that we （should ）set out right away.

3） The order that we should stay where we are is very serious and severe.

4）It's very important that students should study hard at school.

课堂达标评价

I finish off excises on age 37

II . Choose the best answers.

1)----Tomorrow is a holiday. Why are

you doing your homework?

-----I am doing these exercises now so

that I won't have _____ on Sunday.

A. it B. them C. for D. to

2)----Shall I invite Ann to my birthday

party tomorrow evening?

----Yes. It'll be fine if you______.

A. are B. can C. invite D. do

3)---- Aren't you the manager?

---- No, and I______

A. don't want to B. don't want to be C. don't want be D. don't want

4)---I'll be away on a business trip. Would

you mind looking after my cat?

---Not at all______.

A. I've no time B. I'd rather not C. I'd like it D. I'd be glad to

5)---- Won't you have another try?

---- ________.

A. Yes, I will have B. Yes, I won't have C. Yes, I won't D. Yes, I will 7)----Do you think it will snow tomorrow?

----______?

A.I don't think B. No, I don't think C. I don't think so D. No, I don't so

8)----Have you fed the cat?

----No, but______.

A. I'm B. I am C. I'm just going D I am just gong to

Suggested answers

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