题目内容
5.-Do you know who cleaned the blackboard,Tina?--Yes.John _____.( )
A. | do | B. | does | C. | did |
分析 --你知道是谁擦的黑板吗,缇娜?--知道.约翰干的.
解答 答案:C 因为cleaned the blackboard为一般过去时,可知擦黑板这个事情是在过去发生的,故应用一般过去时,即用动词的过去式,故选C.
点评 本题考查动词的时态问题,做题时要找出时间状语,如果没有明显的时间状语,则要看其他动词的时态,判断是否要与此动词时态保持一致.
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