考研英语二完形填空 试卷14

考研英语二（完形填空）-试卷14

(总分：120.00，做题时间：90分钟)

一、 Use of English(总题数：3，分数：120.00)

1.Section I Use of EnglishDirections: Read the following text. Choose the best word(s) for each numbered blank and mark A, B, C or D.（分数：40.00）

__________________________________________________________________________________________

解析：

A candlelit dinner works wonders for romance. Now scientists say it could also be good for your

heart. Breathing in candle smoke causes beneficial【C1】______in your heart rhythm, they claim.

It is thought that tiny salt particles released when the candle burns are【C2】______the effect

The researchers monitored the hearts of 13 men and women as they breathed in air【C3】______into

a small chamber. In some【C4】______the air included smoke from candles in a second room. The volunteers didn know which type of air they were breathing, but when it included candle smoke,

their heart rate variability【C5】______. Everyones heart rate varies【C6】______all the time,

beating a little bit faster when we breathe in than when we breathe out This is perfectly healthy

and a sign that the brain is【C7】______and able to regulate the heart But this variation【C8】______as we get older and if we【C9】______heart problems. In the study, it was increased by【C10】______candle smoke. Researcher Christina Isaxon said the concentration of smoke【C11】______during the study was similar to that created by a candlelit dinner. As the volunteers could

not see the candles and weren told what they were breathing, the effect could not be explained【C12】______by the calming effect of candlelight. Dr Isaxon believed that tiny particles of the

candle smoke could be responsible for the beneficial effects. These particles are【C13】______regulating the hearts rhythm and in sending messages between cells in the body. More salts

are produced when a【C14】______is still. The study did not find any【C15】______health effects

of the smoke—【C16】______she admitted she did not make a huge effort to find any. Soot, black

powder in the smoke, from lit candles has been【C17】______health problems in the past. The American Chemical Society has warned that common wax candles release【C18】______harmful chemicals linked

to cancer and other illnessea It recommends using beeswax. Dr Isaxon used candles made of a natural

fat in her study. She recommended using candles that are as natural as possible and avoiding【C19】______and dyes as they may give off【C20】______chemicals when burned.（分数：40.00）

(1).【C1】（分数：2.00）

A.supports

B.changes √

C.drives

D.spirits

解析：解析：前一句说到烛光晚餐对心脏也有好处，可判断，吸人蜡烛燃烧产生的烟雾能给人们的心率带来有利的影响。B项changes“变化”代入后，搭配beneficial表明烛光晚餐可“改善”心率，呼应下文出现的“心率变异性会增高”的结论。

(2).【C2】（分数：2.00）

A.behind √

B.to