The hurricane and the damage ___________ caused have done much harm to the United States.
| A．that | B．it | C．what | D．when |
--- “What will you do during the summer holiday?”
--- “I don’t know, but it’s high time _____ something.”
| A．I’m deciding | B．I’ll decide | C．I decided | D．I decide |
It is important that we _____ wild animals.
| A．will protect | B．should protect | C．shall protect | D．are protecting |
The teacher demanded that the exam _____ before eleven.
| A．must finish | B．would be finished | C．be finished | D．must be finished |
— I think I’m going to die.
— , Joe. You only have a cold.
| A．Don’t mention it | B．Take it easy | C．It’s hard to say | D．Take care |
There was a(n)________silence in the live interview，when no one knew what to say to the audience.
| A．ashamed | B．disappointed | C．awkward | D．desperate |