Mr. Smith works as a government official now, but he ______ in a middle school for 5 years.
| A．has worked | B．worked | C．had worked | D．had been working |
相关试题
Someone who lacks staying power and perseverance is unlikely to ___ a good researcher. 
| A．make | B．turn | C．get | D．grow |
Don’t respond to any e-mails ______ personal information, no matter how official they look. 
| A．searching | B．asking | C．requesting | D．questioning |
I used to quarrel a lot with my parents, but now we ________fine. 
| A．look out | B．stay up | C．carry on | D．get along |
The fact that she never apologized ____a lot about what kind of person she is. 
| A．says | B．talks | C．appears | D．declares |
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