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Deep sleep is important. It helps us kee...

    Deep sleep is important.  It helps us keep a good memory. But as we grow older, our sleep and memory become_________. How can older adults maintain(保持) deep sleep and strong memories?

A new study shows that one _______way is to listen to a kind of sound called "pink noise". It is the sound of falling rain, blowing wind and so on. It's called pink noise because it sits_________white noise and red noise on the audio spectrum(音频频谱) .

In the study, scientists _______thirteen adults above 60 years old to spend two nights in a sleep lab. Both nights, the participants (参与者) took a memory test and went to bed wearing headphones.  The next morning, they were tested again after_________up.

One of the nights,_______was played through the participants' headphones.  The other night, however, pink noise was played.

Here are the results.  When participants slept with pink noise on, they had_______periods of deep sleep. They also performed three times better on the memory test the next morning than they_______after sleeping in_________.

However, because the study was very small, scientists still need to do more studies to see how  ________pink noise is for people's sleep and memory.  Anyway, it is amazing, isn't it?

1.A.clearer B.darker C.worse D.better

2.A.easy B.cheap C.crazy D.quiet

3.A.opposite B.without C.between D.beyond

4.A.forced B.invited C.reminded D.advised

5.A.looking B.staying C.making D.waking

6.A.anything B.nothing C.everything D.something

7.A.longer B.shorter C.higher D.lower

8.A.are B.did C.were D.do

9.A.fear B.trouble C.order D.silence

10.A.awful B.grateful C.helpful D.careful

 

1.C 2.A 3.C 4.B 5.D 6.B 7.A 8.B 9.D 10.C 【解析】 短文大意:本文是新闻类阅读,报道了一项新的研究,通过听一种叫做“粉红噪音”的声音能够帮助老年人保持深度睡眠和强记忆。 1. 句意:但随着年龄的增长,我们的睡眠和记忆力变得越来越差。 clearer更清楚的;darker更黑的;worse更坏/差的;better更好的。根据“as we grow older随着年龄的增长”,可知人的睡眠和记忆力会变差,ABD三项不合句意,故选C。 2. 句意:最新研究表明,一个简单的方法就是听一种叫做“粉红噪音”的声音。 easy简单的;cheap廉价的;crazy疯狂的;quiet安静的。根据空后“way”,可知后面三项不合语境,这是一种很简单的方法,故选A。 3. 句意:它被称为粉红噪声是因为它位于音频频谱的白噪声和红噪声之间。 opposite对面的;without没有;between在某某两者之间;beyond超出。because引导原因状语从句,根据“white noise and red noise白噪声和红噪声”,可知是两者之间,故选C。 4. 句意:在这项研究中,科学家们邀请了13名60岁以上的成年人在睡眠实验室呆了两个晚上。 forced强迫;invited邀请;reminded提醒;advised建议。根据研究的对象“thirteen adults above 60 years old 13名60岁以上的成年人”,可知invite切合语境,应该是邀请他们参与研究,故选B。 5. 句意:第二天早上,他们醒来后再次接受测试。 look看;stay停留;make制造;wake睡醒。wake up睡醒,根据“The next morning第二天早上”,可知wake up符合句意,故选D。 6. 句意:其中一个晚上,没有任何东西通过参与者的耳机播放。 anything任何事,用于否定句和疑问句代替something;nothing没有东西,表否定;everything每件事;something某事,表不确定。根据下文的转折“The next morning, they were tested again after wake up然而,有一天晚上,音乐响起了粉红色的噪音”,可知本句表达“没有播放什么担东西”,是否定句,nothing符合句意,故选B。 7. 句意:当参与者在粉色噪音下睡觉时,他们的深度睡眠时间更长。 longer更长;shorter更短;higher更高;lower更低。根据下文的结果“They also performed three times better on the memory test the next morning than they did after sleeping in silence在第二天早上的记忆测试中,他们的表现比在安静中睡觉的时候好三倍”,可知在粉色噪音下他们的深度睡眠时间更长,故选A。 8. 句意:在第二天早上的记忆测试中,他们的表现比安静睡觉后要好三倍。 are是,系词,were是过去式;do做,动词,did是过去式。than比,用于比较;根据上文“They also performed…on the memory test the next morning在第二天早上他们做的记忆测试中”,可知比在安静中睡觉的时候好三倍,设空处是performed,用did代替,故选B。 9. 句意:在第二天早上的记忆测试中,他们的表现比安静睡觉后要好三倍。 fear害怕;trouble麻烦;order顺序;silence沉默。in silence在安静中;根据“after sleeping睡觉后”,可知in silence符合语境,故选D。 10. 句意:然而,由于这项研究的规模很小,科学家们还需要做更多的研究来了解粉红噪音对人们的睡眠和记忆有多大的帮助。 awful可怕的;grateful感激的;helpful有帮助的;careful细心的。根据上面的调查结果,可知粉红噪音对人们的睡眠和记忆有帮助;ABD三项不合句意,故选C。
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