题目

Helen _______ her keys in the office so she had to wait until her husband ________ home.
a.has left;comes b.left;had come c.had left;came d.had left;would come
要有解析,

提问时间：2020-05-25

答案

【答案】C had left； came【句意】海伦把她的钥匙忘在办公室了,所以她不得不等到她丈夫回家.【解析】①考查过去完成是的用法句中 had to 提示是过去时,忘钥匙的动作发生在过去的过去,所以用过去完成时 had left②考...