My favorite sport skiing教學(xué)案
how should i know?
who should come in but he president himself!
5. 情態(tài)動(dòng)詞+have done
表示“可能已經(jīng)……”, “ 想必已經(jīng)……”, “本來可能……”等意思,是對(duì)過去情況的判斷。例如：
he must have arrived there. 他一定到那兒了。
he can have understood what you had said. 他可能已經(jīng)聽懂你所說的了。
you could have done it better. 你本來可以做得更好的。
we ought to have given you more help. 我們本應(yīng)該給你更多幫助的。
you needn’t have told them that. 你本來不必告訴他們的。
三. 隨堂過關(guān)
i. 用適當(dāng)?shù)那閼B(tài)動(dòng)詞填空。
1) my friend john ____________ to smoke, but now he doesn’t.
2) --- could i borrow your dictionary?
--- oh, of course you ____________.
3) she __________ bring me little presents when she came to our house.
4) if you want help, let me know, ______________ you?
5) you __________ go to beijing by air or by train.
6) a soldier __________ shave every morning in that country.
7) --- shall i tell john about it?
--- no, you ___________. i’ve told him already.
8) at that time they thought the story __________ be true.
9) it’s a secret. you _____________ tell other people.
10) ___________ you come a little earlier?
ii. 單項(xiàng)選擇：
1. he knew he ___________ tell her that.
a. ought not b. ought to not c. didn’t ought to d. ought not to
2. in those days, whenever i had difficulties, i ________ mr. shen for help.
a. used to go to b. was used to go to c. would go to d. used to going to
3. who _________ to meet us but the manager!
a. is coming b. will come c. should come d. has come
4. if we had taken the other road, we ____________ earlier.
a. might arrive b. had arrived c. might be arriving d. might have arrived
5. the boy _________ the book so soon because it is difficult even to an adult.
a. has finished reading b. will finish reading
c. can’t have finished reading d. can’t have finished to read
6. i was really anxious about you. you __________ home without a word.
a. mustn’t leave b. shouldn’t have left