問題詳情:
---- I’m sorry, but you are fined $ 50! You know you ___ 120 km an hour, don’t you?
----- No, officer. I can’t have been. This car doesn’t do 100.
A. are driving B. were driving C. have driven D. had driven
【回答】
B
知識點:過去進行時及其被動式
題型:選擇題