考研英语二(完形填空)模拟试卷148
完型填空
Scientists say they have found a way to turn body fat into a better type of fat that burns off calories and weight. The US Johns Hopkins team made the【C1】______in rats but believe the same could be done in humans, offering the hope of a new way to treat obesity. 【C2】______the expression of a protein linked to【C3】______not only reduced the animals\’ calorie intake and weight, but also【C4】______their fat composition.
Brown fat is【C5】______in babies, which they use as a【C6】______source to generate body heat,【C7】______calories at the same time. But as we age our brown fat largely【C8】______and gets replaced by \\
1.【C1】(B)
A. time
B. breakthrough
C. accomplishment
D. effort
解析:根据下文的“有望给对治肥胖带来新方法”,可知这个团队是取得了一定成果的。故选B项breakthrough“突破”。
2.【C2】(D)
A. Mamtaining
B. Reducing
C. Measuring
D. Modifying
解析:下文提到可以降低热量的吸收及减轻体重,只有改变蛋白质基因表达,才能达到这一目的。故选D项Modifying“敌变”。
3.【C3】(A)
A. appetite
B. blood
C. health
D. nerve
解析:此处与下文的信息calorie intake and weight(卡路里摄入和体重)相关,推测空格处与吃或运动有关联。A项appetite“胃口”符合要求。
4.【C4】(B)
A. transferred
B. transformed
C. transcended
D. transmitted
解析:根据空格后的宾语“脂肪成分”,只有B项transformed“改变,转换”能与其搭配使用。transform指的是在形式上彻底的改变,此处意指脂肪成分转换为热量。
5.【C5】(D)
A. barren
B. fragile
C. diverse
D. abundant
解析:从下文的“随着年龄增长,褐色脂肪会被白色脂肪取代”,可知褐色脂肪在婴儿时代的含量是相当高的。故选D项abundant“丰富的”。
6.【C6】(A)
A. power
B. force
C. strength
D. might
解析:能generate body heat(产生体热)的应为能量,故答案为A项power“能量”。
7.【C7】(D)
A. accumulating
B. adding
C. firing
D. expending
解析:此处讲的是brown fat的作用。它在产生体热的同时,当然会有所消耗,消耗的是热量(卡路里),故选D项expending“消耗”。
8.【C8】(A)
A. disappears
B. diffuses
C. distracts
D. distributes
解析:根据下文的gets replaced by“bad”white fat(被“不好的”白色脂肪取代)。被取代了,说明消失不存在了,故选A项disappears“消失”。
9.【C9】(C)
A. approximately
B. extremely
C. typically
D. absolutely
解析:根据常识我们可得知,随着年龄的增长,多余的脂肪常常会囤积于腰部。故答案为C项typically“典型地,通常”。
10.【C10】(B)
A. ample
B. feasible
C. healthy
D. tentative
解析:由空格前的could及后面的new treatments for obesity(新的减肥疗法)可知,此处所填入的词是表示肯定意义的词,故选B项feasible“可行的”。
11.【C11】(A)
A. reasoned
B. suspected
C. planned
D. assured
解析:下文做出的推测a helpful way to control weight,及下文老鼠实验对这一方法的论证,可知答案为A项reasoned“推论”。
12.【C12】(A)
A. rather than
B. as well as
C. in addition to
D. as to
解析:上文提到褐色脂肪是对身体有益的,而白色脂肪是对身体有害的,因此要控制体重的话肯定是要更多的褐色脂肪,而不是白色脂肪。故答案为A项rather than“而不是”。重就不那么有利。D项as to“关于”,代入句中意思不通。
13.【C13】(C)
A. accelerate
B. predict
C. prevent
D. retrieve
解析:根据and前的control weight(控制体重),可知and
本文档预览:3000字符,共8733字符,源文件无水印,下载后包含无答案版和有答案版,查看完整word版点下载