Question

【題目】 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(生物鐘) 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(失眠癥). 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(夢魘) 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：本文講了青少年得不到充分休息的幾點原因，針對休息不好這一問題，醫(yī)生建議青少年有一個健康的生活方式，必要的情況下可以去看醫(yī)生。

【1】句意：有許多情況會使青少年難以得到所需要的休息。

考查形容詞辨析。A. unusual不尋常的；B. tiring令人疲勞的；C. difficult困難的；D. impossible不可能的。根據(jù)下文中提到的失眠、夜里驚醒、夢魘等問題可知此處是說使得到所需要的休息這件事變得困難，用difficult符合題意。故選C。

【2】句意：但是生物鐘青少年失眠的唯一原因�？疾樾稳菰~辨析。A. best最好的；B. biggest最大的；C. only僅有的，唯一的；D. last最后的。根據(jù)下文講許多人有失眠癥，可推出此處是說不是唯一的原因。故選C。

【3】句意：最普遍的起因是壓力。考查名詞辨析。A. cause起因；B. illness疾��；C. situation情況；D. sense意識。根據(jù)下文曾磊因壓力太大而失眠的例子，可知此處是說失眠癥最普遍的起因是壓力。故選A。

【4】句意：他們的腿或胳膊在睡眠期間移動使得他們很難入睡�？疾閯釉~辨析。A. rest休息；B. grow成長；C. increase增加；D. move移動。根據(jù)題意“他們的腿或胳膊在睡眠期間____使得他們很難入睡”結合選項可推出此處是說腿或胳膊在睡眠期間移動。故選D。

【5】句意：那意味著保持規(guī)律的時間并不看太多電視、太經常用電腦或臥床讀書太久�？疾閯釉~辨析。A. keeping保持；B. taking帶走；C. choosing選擇；D. making制作。根據(jù)空后“regular hours”可推出此處是說保持規(guī)律的作息時間。故選A。

【6】句意：他們也應該盡量不在睡前喝咖啡或茶、吃難以消化的膳食或做運動，因為這些會使他們保持清醒狀態(tài)�？疾檫B詞辨析。A. when當……時；B. since自從，因為；C. although盡管；D. if如果。根據(jù)題干可知設空處前后是因果關系，此處用since引導原因狀語從句。故選B。