—I couldn’t get through to you at home last night. You must have gone out then, ________?
— Yes, I went to the cinema.
| A．mustn’t you | B．haven’t you | C．can’t you | D．didn’t you |
His disappearance(失踪)______ by the police.
| A．looked at | B．will be looked in | C．is being looked into | D．has been looked up |
The government tried ____ they could ____ the people in Yushu
| A．all; help | B．what; to help | C．that; help | D．that; to help |
Former IOC (the International Olympic Committee) president Samaranch’s death is believed ____ by heart attack.
| A．causing | B．being caused | C．to be caused | D．to have caused |
It is suggested that he _______ a doctor at once.
| A．see | B．sees | C．must see | D．saw |
_____ I failed in the examination again drove my mother mad.
| A．What | B．That | C．If | D．/ |