Question

Tom　was　so　careless　that　he　_____　his　right　arm　when　he　was　riding　to　school. A

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

Answer 1

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。