I don’t know whether you happen ____ it, but I’m going to study in the U.S.A. this September.
A. to be heard B. to be hearing C. to hear D. to have heard
____ in the iron cage of the zoo, the tiger got quite angry.
| A．To trap | B．Trapping | C．To be trapped | D．Trapped |
No sooner _____ back to the kitchen than the doorbell rang.
| A．got I | B．I had got | C．had I got | D．I did get |
. It is no use fishing for golden fish in this river; there are _____ left.
| A．some | B．none | C．a few | D．many |
Writing has _____ much of my spare time, but it has given me a great deal of pleasure.
| A．taken off | B．taken down | C．taken away | D．taken up |
It took a great deal of courage to admit that all his efforts had been ____.
| A．in vain | B．in turn | C．in return | D．in danger |