David said he would come to have supper with us.But he_ We've been waiting for him for an hour 主要是在A和D之间矛盾.A、hasn't B、hadn't C、wasn't D、doesn't

分类: 作业答案 • 2021-12-20 03:19:45

问题描述：

David said he would come to have supper with us.But he_ We've been waiting for him for an hour
主要是在A和D之间矛盾.
A、hasn't B、hadn't C、wasn't D、doesn't

答

hasn't We've been waiting for him for an hour.表明我们已经等了一个小时通过其所用的时态现在完成进行时可以看出“我们现在还在等”,也就是说David 还没有来到现在还没有来,因此要用现在完成时填空.您说在A和D之...