问题

Whoever leaves the room last must ______ that all the lights are turned off.

A:is sure
B:make sure
C:find out
D:look out

正确答案是：

同类题型

I heard a bus accident happened yesterday. —The bus crashed. Luckily, only a few passengers were _____ injured in the traffic accident.

a great honor to be invited to the evening party, thus _________ me to feast my eyes on your excellent performance.

_____ great progress we have made, we should not be conceited.(自大的)

Look! Is it UFO —No, it’s just kite with light.

I think Betty is very helpful.—— she always gives her seats to others on the bus.