精选优质文档-倾情为你奉上过去进行时专项练习一、 单项选择1.My brother _ while he _ his bicycle and hurt himself. A. fell, was riding B. fell, were riding C. had fallen, rode D. had fallen, was riding 2. Tom _ into the house when no one _. A. slipped, was looking B. had slipped, looked C. slipped, had looked D. was slipping, looked 3.The last time I _ Jane she _ cotton in the fields. A. had seen, was picking B. saw, picked C. had seen, picked D. saw, was picking 4.I don t
