大学生英语竞赛A类阅读理解专项强化真题试卷15
阅读理解
Scientists have cured color blindness in monkeys using gene therapy.
As well as allowing color-blind humans to tell red from green, the innovative technique could restore sight to the blind.
1.What is the most common cause of blindness in the elderly?
Age-related macular degeneration．
解析：(第三段指出：造成老年人失明的最常见的原因是——与年龄相关的黄斑变性。)
2.What technique is used to cure colour blindness in monkeys?
Gene therapy．
解析：(本文主要讲的就是利用基因疗法治疗猴子的色盲，并在开篇第一段有所提及。)
3.What does \\
The color-detector cells at the back of the eye．
解析：(第六段第一句提到：猴子缺少一种色素，即人眼中具有的cones“圆锥细胞”，破折号后面对圆锥细胞作出了解释：它是处于眼睛后部的用于探测颜色的细胞。)
4.Why do scientists believe the technique will work on people?
Because the monkeys were injected with a human gene／a human gene was used to cure the monkeys．
解析：(第八段提到这一疗法的重要意义：给猴子注射人体基因从而成功治愈猴子的色盲表明这一疗法也可成功用于人类。)
5.What does Cathy Yelf say about the technique’ s practical application?
It is still some way off．
解析：(最后一段引用了Cathy Yelf对于基因疗法的看法：它的实际应用还有很长一段路要走。)
Rifts were already opening up in the G20 as China hit out at Britain and the US for demanding that China boost its imports of foreign goods. A senior official from the People\’s Republic said it was not appropriate in a \\
6.At a briefing to reporters, Yu Jianhua said that China is affected most by__.
protectionism
解析：(第一段最后一句话中的引言表明：中国是各国protectionism“贸易保护主义”的最大受害者。)
7.Britain and the USA want China to help the world economy by______.
bolstering its domestic demand and increasing imports／buying more goods from them
解析：(第三段第一句提到：英美希望中国bolster its domestic demand“扩大内需”，increases imports“增加进口”，来重新促进世界经济的平衡。)
8.According to this report, what Americans are concerned most about now is______.
bolstering savings and repaying them debts
解析：(第三段第二句指出：美国消费者不再是the primary engines of global demand“世界需求的领头羊”，其原因是他们忙于储蓄和还债。)
9.It is extremely difficult for the G20 nations to achieve a consensus because global bodies it has have no ability to______ .
dictate economic policy to members
解析：(第四段最后一句破折号后面的部分指出了原因：国际性的组织无法对其成员作出强制性的经济政策。)
10.What French president Nicolas Sarkozy and other European leaders were seeking was a set monetary limit to______.
bonus payments
解析：(第六段最后一句提到法国总统萨科奇及其他一些欧洲国家领导人正寻求a set monetary limit“一组设定的货币限额”，而整段所讨论的核心及这一限额的对象为bonus payments“奖金”，这在该段第一句就提到了。)
Getting a cold or catching the flu is a common complaint for people every year. In fact, people usually catch between two and five colds a year. No one enjoys the accompanying symptoms : the sore throat, runny nose, constant sneezing and headaches. Not surprisingly, cold medications have become a big business. People spend billions of dollars to combat this recurring problem. We see the number and variety of over-the-counter medicines each lime we enter a pharmacy. People estimate that, if you combine consume,\\
11.It is very difficult to find an effective cure for the common cold.(A)
A. YES
B. NO
C.
解析：通篇讨论的是common cold“普通感冒”的症状及对有效治愈方法的寻求。第二、三段分别指出加大治愈难度的两大原因：1)感冒不是由一种病毒造成，共有200多种病毒可能造成感冒；2)病
本文档预览：3500字符，共8124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
