Question

    A strange thing happens to nearly everybody at night. They turn off the lights, pull up the covers and______ their eyes. Several hours later, they ______ again. Strange, isn’t it?

Sleep puzzles science. Scientists and doctors would rather talk about why one can’t fall asleep. They are not so sure ______ causes sleep.The best conditions for sleep are good health and meal which is ______ too big nor too small. No worries and a comfortable place can help you fall asleep______.They don’t think it’s good for two people to sleep in one bed.

Strange things happen during sleep. For example, you move often. You would feel ______if you didn’t. You also dream. Parts of your brain are still ______when you dream. Dreaming happens when the ______and imagination parts of your brain are still awake. In your dream, you can see things that happened _______or people you met before and you might even see things that never happen or people you never meet in your real life. Many scientists say ______ have shown that most of us dream in colour. Bad dreams may be caused by a stomachache. Don’t worry if you dream. Some great stories and poems were begun while the writers slept.

1.A.close B.open C.opened D.closed

2.A.get on B.wake up C.fall asleep D.go to bed

3.A.who B.whom C.what D.which

4.A.both B.none C.either D.neither

5.A.slowly B.heavily C.hardly D.easily

6.A.sad B.tired C.angry D.excited

7.A.away B.asleep C.awake D.afraid

8.A.memory B.education C.attention D.knowledge

9.A.on holiday B.in the past C.in the future D.at the moment

10.A.pictures B.newspaper C.experiments D.suggestions

Answer

1.A

2.B

3.C

4.D

5.D

6.B

7.C

8.A

9.B

10.C

【解析】

文章主要介绍了关于睡眠的一些问题和现象。

1.

2.

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4.

5.

6.

7. 8 and imagination parts of your brain are still awake.梦发生时，你大脑中记忆和想象部分依然是醒着的；故选C。

8. 9 or people you met before你能看见以前发生的事情或者是以前见到的人，可知是“记忆部分醒着”；故选A。

9.

10.