—This returned scholar has become one of the top experts in this field.
—Yes, I know him very well. He ______ for ten years at an institute in the USA.
A. has worked B. had worked C. worked D. has been working
相关试题
My daughter is not sure what to_______ at the university; she can’t make up her
mind about her future.
| A．take up | B．make up | C．pick up | D．build up |
Asked suddenly about the matter ,he couldn’tan answer at once.
| A．come up with | B．look for | C．put up with | D．answer for |
The shop assistant was fired as she was _________ of cheating customers．
| A．accused | B．charged | C．blamed | D．caught |
Though we _________serious natural disasters, we are sure to overcome all difficulties.
| A．give away | B．affect with | C．suffer from | D．deal with |
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