She will tell us why she feels so strongly that each of us has a role _____ in making the earth a better place to live in.
| A．to have played | B．to play |
| C．to be played | D．to be playing |
The queen will visit the town in May, she will open the new hospital.
| A．when | B．then | C．while | D．but |
It was not until the end of the meeting_____________.
| A．that she turned up | B．when she turned up |
| C．did she turn up | D．had she turned up |
—What were you doing when she dropped in?
—I for a while and_________ some reading.
| A．was playing; was going to do | B．played; did |
| C．had played; was going to do | D．had played; did |
--Which coat would you prefer, sir?
--I’11 take___________, to have a change sometimes.
| A．all them | B．them all | C．both them | D．them both |
Nothing__________ after the terrible fire which had been caused by someone smoking in bed.
| A．left | B．was remained | C．remained | D．continued |