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高二英语单选helen________herkeysintheo
发表于:2024-10-24 00:00:00浏览:5次
问题描述:helen________her ys in the office,so she had to wait until her husband___________home
a had left,comes
b left ,had come
c had left,came
d had left,would come
为什么选择C?为什么完成式用在前面而后面部用呢?如果完成式放在后边,过去式放在前面行么?为什么
从句是过去式,主句的动作发生在重句前,因此用过去完成式。
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