A: We went to Italy for a holiday last year.B: That __________ nice.
A: can be
B: must be
C: must have been
D: can’t have been
A: can be
B: must be
C: must have been
D: can’t have been
举一反三
- The concert ( ) wonderful last night. A: must have been B: must be C: may be D: can’t be
- Your dad ______ better than that bloke over there. A: can be B: must be C: can have been D: must have been
- Somebody ______ here only this morning. A: must be B: can be C: must have been D: should 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
- "The car ran out of gas!""That ______ the cause. I filled the tank this morning." A: mustn't be B: must have been C: can be D: can't have been