问题 单项选择题

When a disease of epidemic proportions threatens the public, scientists immediately get to work, trying to locate the source of affliction and find ways to combat. Vaccination is one of the effective ways to protect the (1) population of a region or country which may be (2) grave risk. The process of vaccination allows the patient’s body to (3) immunity to the virus or disease so that, if it is encountered, one can fight it (4) naturally. To accomplish this, a small weak or dead (5) of the disease is actually injected into the patient in a controlled environment, (6) his body’s immune system can learn to fight the invader (7) . Information (8) how to penetrate the disease’s defenses is (9) to all elements of the patient’s immune system in a process that occurs naturally, in which genetic information is passed from cell to cell. This makes sure that (10) the patient later come into contact with the real problem, his body is well equipped and trained to (11) with it, having already done so before.

There are, however, dangers (12) in the process. (13) , even the weakened version of the disease contained in the vaccine proves (14) much for the body to handle, resulting in the immune system (15) , and, therefore, the patient’s death. Such is the case of the smallpox vaccine, (16) to eradicate the smallpox epidemic that nearly (17) the whole Native American population and killed massive numbers of settlers. (18) 1 in 10,000 people who receive the vaccine (19) the smallpox disease from the vaccine itself and dies from it. Consequently, the process, which is truly a (20) , may indeed hide some hidden curses.

16()

A.invented

B.discovered

C.investigated

D.designed

答案

参考答案:D

解析:

[注释] 词义搭配。be designed to do sth. 是一个习语,意为(=be made or planned for a particular purpose or use)为某目的和用途而研制或谋划。例如:The route is designed to relieve traffic congestion.(这条路是为缓解交通拥挤而开辟的。)invent vt. 发明,discover vt. 发现,investigate vt. 调查研究,均不合题意,因为天花疫苗不是“发明的”,“发现的”,“调查研究的”,而是为一特定目的或用途“研制出来的”,故应选[D]designed。

综合
综合题

材料一 西方跨国公司通过对发展中国家的投资,把发展中国家纳入自己设计的国际分工

体系。西方跨国公司在发展中国家的投资重点一直是原料生产部门,通过这种投资控制发

展中国家的原料和自然资源:近一二十年跨国公司在发展中国家制造业部门的投资有较快

的增加,但是投资大多是在本国生产成本较高,技术已不十分先进的产品或零部件,他们利用当地廉价的原料和劳动力来加工或装配工业品……把国内劳动密集型、耗材、耗能和污染严重的传统工业转移到发展中国家,而在本国集中力量发展高精尖的新兴工业。

——黄素安等《重评当代资本主义经济》

材料二 发达国家贷款的高利率,使许多发展中国家背上了沉重的债务负担。不平等的国

际贸易使发展中国家受到巨大损失。……战后发展中国家的初级产品价格相对于发达国家

制成品的价格处于不断下降的趋势。仅1980一1993年之间,发展中国家初级商品(不包括

原油)的价格指数……下降幅度超过了45%。

——张顺洪等《英美新殖民主义》

材料三 发展中国家与发达国家人均国内生产总值比较表

                 年份

人均产值

国家类型

 

1970年

 

1992年

32个发展中国家108美元297美元
21个发达国家3129美元22185美元
请回答:(1)材料三反映了什么问题?(2分)

(2)分析材料一、材料二指出造成材料三这种状况的原因(6分)

(3)面对经济全球化,你觉得发展中国家如何才能改变这种状况?(4分)