It’s a shame _________ able to give them any advice.
A: not to have been
B: to have not been
C: to have been not
D: to not have been
A: not to have been
B: to have not been
C: to have been not
D: to not have been
举一反三
- （ ） for your advice, we’d never have been able to overcome the difficulties. A: Had it not,If it were not,Had it not been,If we had not been
- By the time I graduate, I _______ able to write English email. A: am B: will have been C: have been D: would have
- __________ in my brother’s position, I would have hung up the phone in the middle of the conversation. A: had I have been B: Have I been C: Had I been D: If I have been
- He is an hour late. He _____ by fog. Of course, that's only a possibility. A: may have been delayed B: should have been delayed C: can have been delayed D: must have been delayed
- 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