Don’t take too much of the medicine;it does you more harm than good if you______.
| A．do | B．take |
| C．like | D．have |
Li Ao is a writer with a good________， who was well received the moment he appeared at the airport.
| A．eagerness |
| B．regulation |
| C．personality |
| D．reputation |
If Harry did not attend the conference last night, he________too much work to do.
| A．had to have had |
| B．had had |
| C．must have had |
| D．must have |
There was a lot of fun at yesterday's party. You________come, but why didn't you?
| A．might have |
| B．should |
| C．must have |
| D．ought to have |
—John, how did your maths exam go?
—I thought I________， but in fact I came in the top ten in the class.
| A．should have failed |
| B．couldn't have failed |
| C．might have failed |
| D．mustn't have failed |
As you worked late yesterday, you________have come this morning.
| A．mayn't |
| B．can't |
| C．mustn't |
| D．needn't |