题目内容：
—I ______ my home work this time yesterday evening.
A. were doing B. was to do C. am doing D. was doing
参考答案：
答案解析：
选择题：—I ______ my home work this time yesterday evening.A. were doing B. was to do C.
- 题目分类： 大学英语B级
- 题目类型：选择题
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