初中英语主将从现练习题

1、从句to.如果主句主将从现主将从现是指在时间状语从句和条件状语从句中，如果主句是一般将来时,用一般现在时替代一般将来时。常见的有以下四种情况：一、条件 状语从句 的主句是一般将来时，那么从句常常用一般现在时女口：When I grow up, I ' Ibe a nurse and look after patients我长大后要当一名护士，照顾病人二、如果主句是祈使句，那么从句通常要用一般现在时女口： Don' t laugh at me when I make a mistake.我犯错误的时候不要笑话我。三、如果主句是含有情态动词的一般现在时，根据需要从句多用一般现在时女

2、口： You should be quiet when you are in the reading room在阅览室时应保持安静四、 如果if的条件状语从句遇到变换间接和直接时，祈使句应用not女口; She said not to close the window常见的时间状语从句的连词有：as soon as,when,while,as,until等主将从现说的是在含有时间状语从句和条件状语从句的主从复合句中， 的时态是一般将来时，那么从句要用一般现在时。例如：I will tell him about it when he comes.If it is fine tomorrow, w

3、e will go outing.如果主句的时态是过去将来时，那么从句要用一般过去时。例如：He said that he would have another try if he had the chanee.I knew he could help me if he was free the next day.任务设计任务I.请用正确的形式填空。1. If I come, I( see ) you.2. If it is fine, we( go ) for a walk.3. If it rain ed, they( stay ) at home.4. You will spoil it

4、 if you( not be ) careful.We would be very much pleased if you( come ).5. Will you help me if I( n eed ) you.6. They will get wet if it( rain ).7. What a pity I haven' t got my car. If I had, I( take ) you to the airport.8. We would an swer if we( can ).9. If you eat too much, you( get ) ill.任务I

5、I.请根据给的线索将下列句子补充完整。A. eg. If I were poor, I would do my shopping in cheaper stores.1. If I were trapped in a lift,.2. If I had a flat tire on my way home,.3. If I heard a no ise outside my apartme nt in the middle of the ni ght,4. If some one was followi ng me dow n a dark street,.5. If I were short

6、 of five yua n for a tennis racket,.6. If I found a wallet in the street with a lot of cash in it,.B. eg. If I won one million dollars in the lottery , I ' d put it in the bank and watch it grow.1. , I ' d leave my home city.2. , I might not speak to you aga in.3. , I ' d be very miserab

7、le.4. , I' d be frightened.5. , I' d be extremely happy.任务 III. 综合题：请根据上下文完成对话。1. A: What are you doing this evening?B: I m'not sure. If there ( not be ) anything good on TV. I think I (read) a detectivestory. Or maybe I ( go ) to bedearly.2. A: What time will Kate be home?B: If I (know)

8、 I (tell) you. But unfortunately, she didn y a word with ' t same because we argued yesterday.A: Well, if she (get) home before 10:00, please ask her to call me.3. A: I ' m so stressed out.B: It ' s none of my business, but if I ( be )you, I ( take ) some time off.4. A: I ' midafyrao

9、ur flight has been delayed due to bad weather.B: Oh no! When will it take off?A: We don ' t have any idea yet. If it ( stop ) snowing this evening, then your flight (depart) some time tonight.A: What are the chances that will happen?B: It ' s too early to tell. I ( let ) you know if I ( hear

10、 ) any news.任务 IV. 开放性试题 （任选一题）1What would you do if you had a lot of money?2If I were the headmaster of my school, I would参考答案及分析重点 2任务 I1. will see,2. will go3. would stay4. are not5. came6. need7. rains8. would take9. could 10. will get任务 II. A.I would call up the police.2. I would run to the repairing station.3. I wouldn't sleep at all.4. I would run the fastest.5. I would borrow it from my parents.6.I would give it to the police.B. 1. If I did something wrong2.If you said something bad about me3.If I had little pocket money4.If I heard a strange noise at nigh