Ⅰ. 过去完成时的被动语态 【温故知新】 用所给词的正确形式填空 ①By the time the tornado ended, more than 700 people ________ _____(kill). ②Coghlan travelled back to Canada—after he ______________(bury) in Texas. ③She returned home and found all her furniture ______________ (ruin) by the flood.

had been

killed

had been buried

had been ruined