Inthepastthechildrenweremade

问题详情：

In the past the children were made ______15 hours a day.

A. to lock   B. work   C. to work    D. lock

【回答】

*：C

解析C考查点：被动语态。解题思路：be made to do sth被迫做某事，make的被动语态要带to, 故选C。

知识点：动词和动词短语

题型：选择题