题目内容
A policeman is standing in the middle of the street, ________ the traffic.
[ ]
| A.directs | B.to direct |
| C.directing | D.to be directing |
答案:C
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The taxi driver ________ and began to rob his passenger with a fruit knife when suddenly a policeman turned up.
| A.pulled away | B.pulled out | C.pulled over | D.pulled through |