1、以下情况一般只用whether不用if1、He does not know whether they will plant trees on Saturday or not.2、I dont know whether or not they will come to help us.3、She hasnt decided whether to go or not.4、He doesnt know whether to go to the cinema or to watch TV at home.5、I am thinking of whether we should go fishing.6
2、、We are not interested in whether shell come.7、He discussed whether we had a meeting next week.Exercise: 用if和whether填空1、I dont care he will come or not.2、It is unknown he will come.3 、We discussed we should make a new plan.4 、The question hell come is unknown.5、I am not interested in youll come or n
3、ot.6、She hasnt decided to go to Beijing or Shanghai.7、I am thinking of we should go fishing.8、Well go hiking it doesnt rain tomorrow.(3)疑问词引导的宾语从句:Could you tell me which gate we have to go to? He didnt tell me how long he would stay here. 2、 宾语从句的三个注意事项1)语序:把这两个简单句合成一个复合句: Where does your father wo
4、rk? Can you tell us? _Did you get home very late? He asked me. _2) 时态: 1、I can hardly believe that we are in the city center.2、I make sure that itll be fantastic to see the city from the top.3、Mary says that she knew the man.4、He is sure that he can come earlier.5、 He says that he is mending his bik
5、e1、I did not know who she was.2、We thought somebody was moving about.3、Lily said that it was wrong to pick up flowers.4、He told me that he forgot it.1、Our teacher told us that the moon goes around the earth.2、He said that No pain, no gain.3、She told me one and one is two.3) 否定转移:I think theyll wait
6、to the last minute. I believe he did this, did he? 一、 单项填空1. He says _ he will go skating tomorrow.A. what B. that C. if D.how2. 一Could you please tell me_? 一I live in Hangzhou, ZhejiangAwhere do you live Bif you live in Guilin Cwhere you live Dwhere you were born3. No one tells us_, so we need your
7、 help. A. how should we do B. what we should do C. how we should do D. what should we do4. My physics teacher said that light_faster than sound.A travels Btravel Ctravelled D. travelling5. They said that they _ in a week. A. will come back B. would come back C. come back D. Came back6. Could you tel
8、l me_we are going mountain hiking tomorrow or not? A. whether B. if C. when D. where7. I dont know _.A.which room I can live B.which room can I liveC.which room I can live in D.which room can I live in8.I dont know if it _ tomorrow, If it _, Ill not go fishing.A.rains;rains B. Rains;will rain C. wil
9、l rain; rains D. will rain; will rain 9. Do you remember _ you said at the meeting?A.when B. where C.that D. what10. Lucy said she _such a beautiful piece of music before.A. hasnt heard B. hadnt heard C. doesnt hear D. didnt hear二、用合适的连接词填空。1. Jim told me _ he didnt go fishing yesterday afternoon.(w
10、hen, why)2. Do you know _ else is going to be on duty today?(who, whom)3. She said _ it wouldnt matter much.(that, what)4. He always thinks _ he can do better.(how, who)5. I really dont know _ the bridge will be finished.(how long, how soon)6. They dont know _ to go or wait. (if, whether)7. They don
11、t know _their parents are. (where,when)8. I was really surprised at _ I saw. (that, what)9. I dont know_ way I should take. (which, where)10. Do you know _ you are studying for? (why, what)三、用所给动词的正确形式填空。1. We are sure that he _ (go) to school tomorrow.2. Do you know who _ (be) the first man to walk
12、 on the moon?3. Could you tell me where the post office _ (is)?4. Our father said that he _ (will) buy a new computer.5. I hear that he _ (swim) in the sea yesterday.6. The little boy tells us where his father _ (work).7. He said that he _ (finish) his work already.8. They thought they could _ (hike) to the top of the mountain.9. He was glad that so many people _ (help) him when he was in trouble.10. She doesnt know whether _ (go) or wait.提高训练一.填入适当的单词完成句子。1Does MrBrown
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