——Has Jane arrived yet? ——No, she_______ an hour ago.
| A．was supposed to come | B．must have come |
| C．should come | D．ought to have come |
It isn’t so much whether he works hard; the question is whether he works _____.
| A．above all | B．in all | C．at all | D．after all |
___ by the beauty of nature, the girl from London decided to spend another two days on the farm.
| A．Attracting | B．Attracted |
| C．To be attracted | D．Having attracted |
The last time I _______ Jack, he _______ football with classmates.
| A．had seen; was playing | B．saw; played |
| C．had seen; playing | D．saw; was playing |
—Did you have trouble with your car this morning?
— Yes, but I finally managed _______.
| A．to get it started | B．to get it start |
| C．get it starting | D．getting it started |
—Growing population resulted in growing rubbish.
—There is ______that rubbish will become the major threat to human beings in future.
| A．hope | B．afraid | C．possibility | D．likely |