题目内容：

it's time --------now.get everying ready a.for us working b.for us to work c.for us for work
d.of us to work

优质解答

what?

追问：

It's time --------now.Get everying ready. a.for us working b.for us to work c.for us for work d.of us to work 选哪个，请说明理由，谢谢

追答：

B,语法是这样的。