单选题Text In the next 40 years, the percentage of people in the United States over the age of 65 is expected to double. (26) the needs of this part of the population is a (27) to the ingenuity or genius of America. To a (28) degree, a society is judged by (29) it cares for those who can no (30) care for themselves. High technology (31) the most startling advances in helping the elderly. In (32) to the well-known artificial heart implantation, there are efforts that have already started to (33) artificial lungs, livers, and bones. An electric ear is (34) seventy-five percent effective. They will (35) better medical care by (36) very small dose of drugs into the body continuously. For the older people, even the simplest tasks can be difficult, (37) impossible to perform, American businesses have responded (38) those older people's needs with a (39) of inexpensive but useful (40) . Companies have designed extra-efficient can openers that (41) people whose hands have become (42) weak to open cans easily. There are devices that allow people to pull on a pair of socks (43) straining their backs. Combs with long handles and U-shaped back brushes are (44) for those who can not reach as far as they could (45) they were young.
单选题
A. Seeing B. Meeting C. Facing D. Matching
【正确答案】
B
【答案解析】此题考查固定短语的用法。meet the need of“满足…需要”,因此选[B]meeting。
【答案解析】此题需填入一个动词能与artificial lungs,livers and bones搭配。[A]discover“发现”, [B]promote“促进”,[C]assembles“集合,召集”,[D]develop“开发,研制”,只有[D]develop能与后面的名词搭配。该句的意思是人们已经开始努力研制人造肺、肝脏和骨骼。
【答案解析】本题考查词的搭配及其用法。四个选项都能与上下文的词构成表示数量的短语。[A]a set of“一套”;[B]a variety of“各式各样的”;[C]a series of“一系列的”;[D]a group of(“一组”,根据上下文,a variety of更符合句意,因此选[B]variety,此处指各种各样廉价实用的产品。
单选题
A. production B. produce C. products D. conducts
【答案解析】[解析] enable“使…能够”,其用法是enable someone to do something,enable之后的动词带不定式符号“to”;[B]make“使…做/干”,其用法是make someone do something,make后面的动词不带不定式符号“to”;[C]cause“引起,导致”,表示因果关系;[D]encourage“鼓励”。比较四个选项,[A]从结构与意义上与文章相符,因此选[A]enable。该句意为公司设计出了特别高效的罐头开启装置,使双手无力的老年人也能打开罐头盖。