1 . 熬夜太晚对我们的健康有害。
________________________________________________________________________

2 . Linda, _________ up late, or you will feel sleepy the next day.

A．not stay

B．don't stay

C．stay

D．staying

3 . 熬夜是一个坏习惯。
__________________ is a bad habit.

4 . —Tom________late last night.
—Oh, that’s________he was late for school again.

A．woke up; why	B．stayed up; because
C．woke up; because	D．stayed up; why

5 . I stayed ________ late________ watch the basketball game last night.

A．up; in

B．up; to

C．for; to

D．for; for

6 . —Why does he look so tired today?
—It is because he _______ late last night to prepare for the speech competition tonight.

A．set up

B．put up

C．got up

D．stayed up

7 . Entrance Exam to High School is coming. Your dream of entering a better high school will come true, if you                .
①stay up late to learn each subject carefully
②try to solve the problems by yourselves or asking others for help
③do all kinds of exercises as much as possible without any rest
④try your best to listen to the teachers and take notes carefully
⑤do sports regularly to relax yourself no matter how busy you are

A．①③⑤

B．②③④

C．②④⑤

8 . During the “suspended class, keep learning”, we should do exercise to________.

A．stay up late

B．stay in shape

C．stay home

D．stay away

9 . —Don’t ________ late, Betty. You have to go to school early tomorrow.
—OK, Mom. I’ll go to bed right now.

A．put up

B．stay up

C．sit down

D．fall down