Question

People spend almost a third of their lives doing one thing: sleeping. Every year there is a day for people around the world to celebrate the _______ of good and healthy sleep一World Sleep Day.

Sleep is like food for the _______. A good amount of sleep helps the body and brain grow and_______ People of different _______ need different amounts of sleep.' According to the National Sleep Foundation in the US, _______ need seven to nine hours of sleep every night. For students aged 10 to 17, a(n）_______ amount is about eight to nine hours per night.

_______, many students don't get enough sleep because of early school start times and too much homework. The China Youth and Children Research Centre reported that about 80 percent of middle school students don't get _______ sleep.

A lack（缺乏）of sleep can _______ influence a person's life. Students ____________ don't get enough sleep may get poor grades. They cannot pay ____________ in class or do well in sports.

To solve this problem, scientists advise that students should have ____________schoolwork and more time to sleep. There are some other ways to help people get enough sleep, such as ____________ a 20-minute nap during the day. Good sleep habits are also ____________. For example, try to go to sleep and wake up at the same time every day, ____________ on weekends and during holidays.

1.A.importance B.influence C.difference D.habit

2.A.arm B.brain C.leg D.shoulder

3.A.disappear B.discover C.develop D.destroy

4.A.countries B.names C.ages D.jobs

5.A.doctors B.parents C.scientists D.adults

6.A.impossible B.different C.difficult D.healthy

7.A.Besides B.Otherwise C.Also D.However

8.A.good B.long C.enough D.many

9.A.closely B.greatly C.hardly D.mostly

10.A.who B.which C.whom D.what

11.A.visit B.work C.money D.attention

12.A.more B.much C.less D.fewer

13.A.making B.taking C.catching D.sleeping

14.A.harmful B.helpful C.thankful D.wonderful

15.A.even B.always C.usually D.never

Answer 1