A: He doesn’t have enough time to look for them.
B: Pat hid them somewhere in the room.
C: The cigarettes have been smoked out.
D: The cigarettes have been thrown away.
举一反三
- Where ________ Mary have put the empty bottles? -She ________ them away. They must be somewhere. A: can; can't have thrown B: must; needn't C: must; must have thrown D: can; mustn't have thrown
- The room is in a mess; it _____ cleaned. A: can’t have been B: shouldn’t have been C: mustn’t have been D: wouldn’t have been
- The room is in a terrible mess; it （）cleaned. A: can’t have been B: shouldn’t have been C: mustn’t have been D: will have been waiting
- Section B The room is in a terrible mess，it（） cleaned． A: can’t have been B: shouldn’t have been C: mustn’t have been D: wouldn’t have been
- He ____ Tokyo, for I saw him a short time ago. A: must have gone to B: mustn't have been to C: can't have gone to D: can't have been to
内容
- 0
50.___ A: They are too complicated. B: She doesn't have time to talk about them today. C: The class didn't have a chance to read about them. D: She doesn't agree with them.
- 1
I ________ forty cigarettes a day till I gave up. A: have smoked B: had smoked C: smoked D: was smoking
- 2
The room is in a terrible mess; it __________ cleaned. A: can’t have been B: couldn’t be C: may have been D: would be
- 3
M: (sniffing) Is that a French cigaretteW: PardonM: Is that a French cigarette you’re smokingW: Yes, that’s right. Why What’s the matterM: I don’t understand why yousmoke French cigarettes. They make a terrible smell.W: I like them very much. I prefer them to English cigarettes.M: Have you got a lot of themW: Yes, about 200, whyM: Well... er... could I buy some from youW: Buy some from me But... you don’t like French cigarettes!M: No, I don’t. But my wife does. Why doesn’t the man like French cigarettes（） A: He thinks they are too dear. B: He thinks they have a bad smell. C: He thinks he is going to like them.
- 4
This office is very dirty and in a mess; it ________ cleaned. A: can’t have been B: mustn’t have been C: wouldn’t have been D: shouldn’t have been