高等继续教育 / 大学英语语法
正确率：100%
题型描述: 单选题
The children are made ＿＿＿＿＿＿ twelve hours a day.
A.work
B.worked
C.to work
D.working
The children are made ＿＿＿＿＿＿ twelve hours a day.
A.work
B.worked
C.to work
D.working
参考答案：
佳题速递：