题目内容
I was on the highway when this car went past followed by a police car. They__________ at least 150 kilometres an hour.A. should have been doing B. must have been doing
C. could have done D. would have done
答案:B
解析:
解析:
|
提示:“当这辆被警车追踪的车驶过时,我正好在高速路上。他们每小时的时速至少是150公里。”do代替了drive。推测过去情景,且强调当时,用了进行时态。
答案: B |
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