Question

【题目】 According to a recent survey, over 23 percent of Chinese high school students have trouble.

There are a number of conditions that can make it _______ for teenagers to get the rest they need. During the teenage years, the body's biological clock(生物钟) tells them to fall asleep later at night and wake up later in the morning.

But the body clock isn't the _______ reason teens lose sleep. Lots of people have insomnia(失眠症). All kinds of things can lead to insomnia such as illness, moods and sleeping environment. The most common _______ is stress. “On the notice board the teacher puts everyone's grades up, from first to last,” said Zeng Lei, 16, Hubei. “I'm so worried about my grades that I can't sleep.”

Some teens find they wake up during the night, because they don't have enough iron in their body. Their legs or arms _______ during the sleep making it hard to sleep. Others have nightmares(梦魇) so often they can't get the rest they need.

To enjoy good sleep, doctors say that a teenager needs a healthy lifestyle. That means _______ regular hours and not watching too much TV, using computer too often, or reading too much in bed. They should also try not to drink coffee or tea, eat heavy meals or exercise before bed, _______ these can keep them awake.

It's good idea for a person who keeps having trouble with sleep to see a doctor. “You need to listen to what doctors say,” said Dr Yuan Yonggui of the School of Medicine at Southeast University. He warns against taking medicine if it's not from the doctor.

【1】A.unusualB.tiringC.difficultD.impossible

【2】A.bestB.biggestC.onlyD.last

【3】A.causeB.illnessC.situationD.sense

【4】A.restB.growC.increaseD.move

【5】A.keepingB.takingC.choosingD.making

【6】A.whenB.sinceC.althoughD.if

Answer 1

【答案】

【1】C

【2】C

【3】A

【4】D

【5】A

【6】B

【解析】

文章大意：本文讲了青少年得不到充分休息的几点原因，针对休息不好这一问题，医生建议青少年有一个健康的生活方式，必要的情况下可以去看医生。

【1】句意：有许多情况会使青少年难以得到所需要的休息。

考查形容词辨析。A. unusual不寻常的；B. tiring令人疲劳的；C. difficult困难的；D. impossible不可能的。根据下文中提到的失眠、夜里惊醒、梦魇等问题可知此处是说使得到所需要的休息这件事变得困难，用difficult符合题意。故选C。

【2】句意：但是生物钟青少年失眠的唯一原因。考查形容词辨析。A. best最好的；B. biggest最大的；C. only仅有的，唯一的；D. last最后的。根据下文讲许多人有失眠症，可推出此处是说不是唯一的原因。故选C。

【3】句意：最普遍的起因是压力。考查名词辨析。A. cause起因；B. illness疾病；C. situation情况；D. sense意识。根据下文曾磊因压力太大而失眠的例子，可知此处是说失眠症最普遍的起因是压力。故选A。

【4】句意：他们的腿或胳膊在睡眠期间移动使得他们很难入睡。考查动词辨析。A. rest休息；B. grow成长；C. increase增加；D. move移动。根据题意“他们的腿或胳膊在睡眠期间____使得他们很难入睡”结合选项可推出此处是说腿或胳膊在睡眠期间移动。故选D。

【5】句意：那意味着保持规律的时间并不看太多电视、太经常用电脑或卧床读书太久。考查动词辨析。A. keeping保持；B. taking带走；C. choosing选择；D. making制作。根据空后“regular hours”可推出此处是说保持规律的作息时间。故选A。

【6】句意：他们也应该尽量不在睡前喝咖啡或茶、吃难以消化的膳食或做运动，因为这些会使他们保持清醒状态。考查连词辨析。A. when当……时；B. since自从，因为；C. although尽管；D. if如果。根据题干可知设空处前后是因果关系，此处用since引导原因状语从句。故选B。