问题

____ the machine begins to work, you can’t stop it _.

A:While; soon
B:For; right away
C:Once; at once
D:Until; immediately;

正确答案是：

同类题型

It’s none of your business _________ my private life is like

The woman is fat because he eats junk food.

_____ colour is his coat

Excuse me, sir, didn’t you see the red light?–Sorry, my mind ________ somewhere else

He that makes himself a sheep ________ be eaten by the wolf, as the saying goes.[ ]