高考英语情态动词语法复习真题+讲解Word格式文档下载.docx

1、A. mightnt B. mustnt C. neednt D. couldnt4. （真题 四川高考）You _be careful with the camera. It costs!Amust B. may C. can D. will5. （真题 陕西高考）You feel all the training a waste of time, but Im a hundred percent sure later youll be grateful you did it.A. should B. need C. shall D. may6. （真题 福建高考）Sorry, Mum! I

2、 failed the job interview again. Oh, its too bad. You_ have made full preparations.A. must B. can C. would D. should7. （真题 北京高考）Cant you stay a little longer? Its getting late. I really _ go now. My daughter is home alone.A. may B. can C. must D. dare8. I_use a clock to wake me up because at six ocl

3、ock each morning the train comes by my houseA. couldnt B. mustnt C. shouldnt D. neednt9. Happy birthday! Thank you! Its the best present _ I for.A. should have wishedB. must have wishedC. may have wished D. could have wished10. Oh, Im not feeling well in the stomach. I _ so much fried chicken just n

4、ow.A. shouldnt eat B. mustnt have eaten C. shouldnt have eatenD. mustnt eat11. Days later, my brother called to say he was all right, but _ say where he was.A. mustnt B. shouldnt C. wouldnt D. mightnt情态动词特点1.除ought和used外，情态动词后面只能接不带to的不定式。如果把ought to和used to看作是固定词组，可以说所有情态动词无一例外地只能接不带to的不定式： We used

5、 to grow beautiful roses.I asked if he would come and repair my television set.2. 情态动词在谓语中总是位居最前面：They need not have been punished so severely.3. 情态动词没有数的变化：She dare not say what she thinks.4. 除be able to外，没有非限定形式，即没有不定式、分词和动名词形式：Not being able to help her, he felt sorry.5. 情态动词的“时”的形式不是时间区别的标志。在不少场

6、合，情态动词的现在时和过去时形式都可以表示现在、过去或将来时间：Would you mind very much if I ask you to do something?She told him he ought not to have done it.6. 情态动词之间是相互排斥的，即在一个谓语结构中只能出现一个情态助动词：You should have washed the wound.can/could的用法表示能力。Two eyes can see more than one.表示允许。 Can I have a look at your new pen?Can （Could） yo

7、u lend me a hand?表惊异、怀疑、猜测，主要用于否定句、疑问句。Where can （could） they have gone?He cant （couldnt） be over sixty.How can you be so careless?You cant be serious.may/might的用法表允许，might 语气更委婉。You may take whatever you like.He told me that I might smoke in the room.表可能，语气不肯定。I am afraid they may not agree with hi

8、m.must的用法表必须（主观意志）We must do everything we can to help him.Must we hand in our exercise books now?No, you neednt. / No, you dont have to.表示揣测。意为“想必、准是”，只用于肯定句。He must be ill. He looks so pale.She must have a lot of money, for she drives a BMW.用于疑问句，表示责备、抱怨的感情色彩，意思为“偏偏，偏要”。How old are you?If you must

9、 know, Im twice my sons age.be able to的用法can不能和其他助动词连用，表示将来式时用will be able to.You will be able to operate it by yourself after you have practiced two or three times.如表示具体做某一件事的能力时，则须用be able to .He was able to translate the article without a dictionary.can表示一贯的能力，be able to表示客观能力和通过努力可以达到的能力。The fir

10、e spread through the hotel, but everyone was able to get out.When the boat sank he was able to swim to the bank.have to的用法have to的含义与must是很接近的，只是have to比较强调客观需要，must着重说明主观看法。I must clean the room.（主观想法）I have to clean the room.（客观需要）mustnt表禁止，而have to的否定式意为“不必”。Smoking mustnt be allowed in the offic

11、e.Must we hand in our exercise today?No，you dont have to.should/ought to的用法 1. should 主语应该做某种正确而明智的事，是说话人的劝告。强调主观。语气比must轻。You shouldnt judge a man always by the clothes.2. 表示说话人较有把握的猜测，“估计应该/将会”：That should be Janet coming upstairs now.3. 情态动词should一般不应被认为是情态动词shall的过去式，在“It is natural （strange, na

12、tural, necessary, surprised, impossible, important ） that”句型中，主语从句中的谓语动词要用“should +动词原形”表示“理所当然”、“奇怪”、“必要”、“惊异”等的意思。在lest（以免）、for fear （that） （以防）、in case（以备万一）等之后也要用should+动词原形;在advise, suggest, order, demand, request 等的从句中“should do”。It is necessary that he （should） be sent there at once.It is str

13、ange that he should say so.Let us go at once lest we should be late for the train.4. ought to和should的含义大致相同：表示对做某种正确而明智的事的建议或者责任、义务（与I连用时用should） 。You should / ought to have received the report by now.You were out enjoying yourself when you ought to have been studying.Youll catch a cold if you go out l