Thank you very much for the trouble you have taken _________ me with my English.
| A．helping | B．to help | C．help | D．helped |
If you want to see the chairman of the department, you’d better make an _______ with his secretary first.
| A．admission | B．agreement |
| C．appointment | D．assumption |
The project by the end of 2033,will expand the city’s telephone network to cover 2 000 000 users.
| A．being accomplished |
| B．accomplished |
| C．to be accomplished |
| D．having been accomplished |
The crazy fans___________ patiently for two hours, and they will wait till the movie star arrives.
| A．are waiting | B．had waited |
| C．have been waiting | D．will wait |
I ______________ have passed my examination easily，but I made too many stupid mistakes．
| A．must | B．will | C．shall | D．could |
—Why not find a new job?
—Why should I? I _____________ as much，but I like what I'm doing．
| A．didn't earn | B．don't earn |
| C．hadn't earned | D．haven’t earned |