题目内容
Helen ______ her key 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?
C
解析:
把钥匙忘在办公室里发生在等她丈夫回来之前，要用过去完成时。在until引导的时间状语从句中谓语动词用一般过去时。?
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相关题目
If Helen her credit card, she could have bought the dress.
| A．brought | B．should bring | C．had brought | D．were to bring |
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 |