题目内容
Tom was so careless that he _____ his right arm when he was riding to school.
A.hurts | B.hurt | C.has hurt | D.had hurt |
B
考查时态。句意:汤姆太粗心了以至于当他骑自行车去上学时伤了右胳膊。是他上学时发生的事,上学发生在过去,所以用一般过去时态。选B。
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