How many hours of housework did men do every week in the 1970s?A. About 23. B. About 26.C. About 13. D. About y.
题目
How many hours of housework did men do every week in the 1970s?
A. About 23. B. About 26.
C. About 13. D. About y.
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参考答案和解析
正确答案：D