题目内容
The old woman couldn't remember __________.
A. where she puts her cup
B. where had she put her cup
C. where she had put her cup
D. where did she put her cup
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题目内容
The old woman couldn't remember __________.
A. where she puts her cup
B. where had she put her cup
C. where she had put her cup
D. where did she put her cup