— Is there any possible way to help the children get rid of such a bad habit?
— To be honest, it’s very hard, but we ______on this problem.
| A．work | B．worked | C．are working | D．were working |
Had I mastered the statistic technique, a large amount of time and, energy .
| A．was avid | B．had been saved | C．will be save d |
D．would have been saved |
More and more farmers arrive in our city for the money-making jobs the before leaving that Houston.
| A．were promised | B．have promised | C．promise | D．have been promised |
The coal miners in the coal mine for 10 hours before we came to their rescue.
| A．had trapped | B．had been trapping |
| C．had been trapped | D．would have been trapped |
—The film Tangshan Earthquake will be at 7:30 pm．Shall I pick you up at 6:40 pm?
—OK, I you at that time.
| A．was waiting for | B．shall be waiting for |
| C．have been waiting for | D．shall have waited for |
While _____ to foreigners, you must try to make yourself _____ by using body language if necessary．
| A．speaking? understand | B．spoken; understand |
| C．speaking; understood | D．spoken; understood |
Rain is pouring down from the sky without any sign of stopping．Farmers begin to worry about their crops since it _____ as long as 24 hours．
| A．would rain | B．had rained | C．was raining | D．has been raining |
As a young man，he didn’t know that he famous later on．
| A．was to become | B．will become | C．had become | D．became |
--- Thank goodness, you are here ! What ____ you ?
---- Traffic jam．
| A．keeps | B．is keeping | C．had kept | D．kept |
Please tell me the after service of the computer; I’m worried about a break down sometime.
| A．there being | B．it being | C．there is | D．it is |
--- What are you busy with?
--- The conference in our city next week.
| A．held | B．to be held | C．be holding | D．will be held |
------ Have you seen your nephew lately?
------ Yes, in fact, I saw him yesterday. I ______ him for three years.
| A．haven’t | B．didn’t | C．hadn’t | D．don’t |
There a trend that 3D films will become more popular ever since the film Avatar hit the market．
| A．has arisen | B．arose | C．is arising | D．will arise |
My sister ______ interested in math after ______ long talk with her last September.
| A．has become; my | B．became; mine | C．is; I | D．is; my |
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