They were made ____(work)fourteen hours a day是怎么解答的?
问题描述：
They were made ____(work)fourteen hours a day是怎么解答的?
答
to work，这个是被动语句，把字句是make them work，有些动词如make, let, see, watch, hear, feel, have等与不带有to的不定式连用，但改为被动语态时，不定式要加to
翻译为：他们被要求每天工作十四个小时！
答
to work,
这是一个被动句,主动形式是make somebody work,但是这里实际上省略了to,变成主动句以后要加上to改成made to work
答
to work
答
working