—Catherine, I have cleaned the room for you.
—Thanks. You _____it. I could manage it myself.
A.needn’t do | B.needn’t have done |
C.mustn’t do | D.shouldn’t have done |
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 |
When he was sixty years old, he _____ his hometown.
A.returned | B.returned back | C.returned to | D.went back |
______ you understand the rule, you can do it well.
A.For | B.As | C.Once | D.While |
The room ____ voices of the children.
A.filled with | B.was filled with | C.full of | D.was full with |
I can hardly heat the radio. Would you please ______?
A.turn it on | B.turn it down | C.turn it up | D.turn it off |