题目内容
【题目】Tom usually _______ a bike to school. Look, he _______ to school now.
A.rides; is riding
B.is riding; is riding
C.rides; rides
D.is riding; rides
【答案】A
【解析】句意:汤姆经常骑车上学。看,他现在正骑车上学。前句由usually可知句子描述经常性、习惯性的动作,用一般现在时态;后句由now可知句子描述的是现在正在发生的动作,句子用现在进行时态。故选A。
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