题目内容：
.(1分)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
参考答案：
选择题：.(1分)Helen ________ her keys in the office so she
- 题目分类：山东第一医科大学英语3
- 题目类型：选择题
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(1分)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