题目内容
They are made________14 hours a day.
A. work
B. to work
C. worked
D. working
B 【解析】 make在被动语态中to必须还原,不能省略。
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题目内容
They are made________14 hours a day.
A. work
B. to work
C. worked
D. working
B 【解析】 make在被动语态中to必须还原,不能省略。