问题

Please ______ that you have closed all the windows and turned off the lights before you leave the room

A:make sure
B:be sure
C:bring out
D:hold up

正确答案是：

同类题型

They lived underground, ________ they kept machines ________ so that the Eloi would be happy and well fed.

When is___________ Day—It’s on June 1st, Dave.

The wildlife park is very large. Follow your ________, or you’ll get lost easily.

What’sthe woman in a white hat? —____________.

The factory was built in a secret place, around ______ high mountains.