By the end of last month, I _____ all the CDs of Justin Bieber.

A.collect B.collected C.have collected D.had collected

—I hear Jack will leave our school, right?

—That's really________. However, it' s true.

A.unexpected B.wonderful C.unuseful D.uncrowded

How I wish I could sleep longer! However, I had to get up as soon as the alarm clock________.

A.ran off B.went off C.took off D.turned off

I was late ________ school this morning, because my alarm clock didn't .

A.to；go off B.for；go off C.to；go out D.for；go out

It's cold outside. Please ________your coat when you go out.

A.put on B.dress C.wear D.be in

It's time for Lucy to get up. Please ________.

A.woke up her B.woke her up C.wake up her D.wake her up

Though it was very late, she kept ________ for her son's call.

A.wait B.waited C.to wait D.waiting

—Why did you say you're much happier than her?

—She's completely homeless；________I have my parents to depend on.

A.at last B.at least C.at once D.at first

When I got to the train station, the train ________for ten minutes.

A.had left B.has left C.had been away D.has been away

While person is asleep, a part of his brain is still ________.

A.alive B.live C.lively D.living