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单项选择题
1. Huawei’s success in the digital communication field proves it takes to become a best company with Chinese soul.
A.which B. that C. what D. how
2. its tests successfully, the driver less car will appear on the market soon.
A. Undergoing B. Undergone C. To undergo D. Having undergone
3. In social activities, it is always important to be , to have a strong conception of time.
A.accurate B. punctual C.elegant D.religious
4. The great pianist performed in the center of stage, command the keys were producing wonderful tunes.
A. at whom B. at whose C. in whom D. in whose
5. Taking exercise, along with listening to music is a good way to the effects of stress.
A. counter B. acknowledge C. abandon D.contradict
6. With the pressure of being off work , Mary seemed to be going crazy.
A. making up B. taking up C. picking up D.building up
7. We have been trying to train the young people who were hired last month but they their best to learn.
A. were not doing B. didn’t do C. are not doing D. hadn’t done
8. If it for his invitation the other day, I should not be here now.
A. had not been B. should not be C. were not to be D. should not have been
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