Better _____ all the lights are turned off before you leave the classroom.
A.to be sure | B.to make sure | C.be sure | D.make sure |
They gave a(n)________broadcast while the performances were in process on the stage.
A.lively | B.alive | C.living | D.live |
My father enjoys his spare time by reading newspapers or________to music.
A.listening | B.listens | C.to listen | D.listen |
__________ you work harder than before, you will pass this exam.
A.As soon as | B.As long as | C.As if | D.Even if |
____ H1N1 flu from spreading, our government has taken some effective measures.
A.Prevent | B.Preventing | C.Prevented | D.To prevent |
With the price _______ so quickly, I find 1,000 yuan a month can hardly cover the cost of living.
A.to rise | B.risen | C.being risen | D.rising |