In 1981 children in the
A. chores; by 1997 they had spent nearly six hours a week
B. chores; by 1997 that figure had grown to nearly six hours a week
C. chores, whereas nearly six hours a week were spent in 1997
D. chores, compared with a figure of nearly six hours a week in 1997
E. chores, that figure growing to nearly six hours a week in 1997
A有什么问题吗。答案为B
是否A中they 指代有问题,请高人指点
A的意思好象是有问题的
到了1997年,他们已经每周花了六小时
相反,B的意思就没什么问题
到了1997年,这个数字已经达到了每周六小时
这个题时态好奇怪,为什么1981年 spent
1997年had done
这个题时态好奇怪,为什么1981年 spent
1997年had done
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