[单项选择]Traditional values become more difficult for younger generation to accept because

[单项选择]The young are challenging traditional values EXCEPT in ______.


A. clothing fashion
B. traditional concepts
C. fixed working hours
D. marriage patterns

[单项选择]

Computers will become more advanced and they will also become easier to use. Improved speed recognition will make the operation of a computer easier. Virtual reality（虚拟现实）, the technology of(1)with a computer using all of the human senses, will also contribute to better human and computer(2). Other, exotic（奇异的）models of computation are being developed, including biological computing that uses living organisms, molecular computing that uses molecules with particular(3), and computing that uses DNA, the basic unit of heredity（遗传）, to store data and carry out operations. These are examples of possible future computational platforms that, so far, are limited in abilities or are strictly(4). Scientists investigate them because of the physical limitations of miniaturizing circuits embedded in silicon. There are also(5)related to heat generated by even the tiniest of transistors.

空白（1）处应选择（）
A. interact
B. interacting
C. communicate
D. using

[单项选择]Why did the forest fires become more acute this year


A. It was because of the lack of sufficient resources.
B. It was because of the worst drought and the heat wave.
C. . It was because of the long time strong winds.
D. It was because of the neglect of duty of the officials.

[单项选择]Toady, people's lives become more traceable, because______.


A. personal information is more and more difficult to protect
B. people are more willing to tell their information
C. technology is developing so fast
D. governments have more power

[单项选择]The Board of Directors decided that more young men who were qualified would be
______ important positions.
A. attributed to
B. furnished with
C. installed in
D. inserted into

[单项选择]Young adults ______ older people are more likely to prefer pop songs.
A. other than
B. more than
C. less than
D. rather than

[单项选择]The rebels have become notorious for


A. controlling the diamond - mining area
B. killing thousands of civilians
C. maiming thousands of civilians
D. both B and C

[单项选择]Why does further study become indispensable


A. People want to do more jobs.
B. People want to attain this extraordinary level of education.
C. People would not rest on the past achievements.
D. What we know becomes obsolet

[单项选择]As the children become financially independent of the family, the emphasis on family financial security will shift from protection to saving for the retirement years.（）
A. 因为孩子们已经与家庭脱离了经济关系，家庭经济得到保障，将从以保护为主过渡到为退休生活而储蓄。
B. 由于孩子们在经济上从家庭中独立出来，家庭经济保障的重心将从保护转移到为退休后的生活储蓄。
C. 随着孩子们在经济上从家庭中脱离出来，家里的财政安全主要靠退休工资，而不是保护措施。
D. 因为孩子们已经不负担家庭，家里在经济上主要靠退休工资，而不只是保护老人。

[单项选择]Why did the famous scientists become successful

[单项选择]Social scientists have recently become greatly interested in space because ______.


A. space industrialization will create new markets and more jobs on Earth
B. space exploration will be harmful to man
C. space colonization is near at hand
D. otherwise technologists will catch the opportunity to go to space

[单项选择]Telecommuting has become main style of working.

[单项选择]It is difficult to become a telecommuter.

[单项选择]According to the passage parents have become increasingly interested in ________.

[单项选择]When did Daylight Saving Time become observed nationally


A. In 1966.
B. In 1960.
C. In 1948.
D. In 1939.