[单项选择]Children are becoming more inactive in study because ________.
A. they watch TV too much
B. they have done too much homework
C. they have to fulfill too many duties
D. teachers are too strict with them

[单项选择]Children are becoming more inactive in study because ______.
A. they watch TV too often
B. they have done too much homework
C. they have to fulfil too many duties
D. teachers are too strict with them

[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]We need more people to _________ their blood because there are so many injured men and women in the disaster.
A. inject
B. denote
C. diagnose
D. donate

[单项选择]

The study of social science is more than the study of the individual social sciences. Although it is true that to be a good social scientist you must know each of those components, you must also know how they interrelate. By specializing too early, many social scientists can lose sight of the interrelationships that are so essential to understanding modern problems. That’s why it is necessary to have a course coveting all the social sciences. In fact, it would not surprise me if one day a news story such as the one above should appear.
The preceding passage placed you in the future. To understand how and when social science broke up, you must go into the past. Imagine for a moment that you’re a student in 1062, in the Italian city of Bologna, site of one of the first major universities in the Western world. The university has no buildings. It consists merely of a few professors and students. There is no tuition fee. At the end of a professor’s lecture, i
A. Socrates can be regarded as the first social scientist in the Western world.
B. The universities in Italy have no buildings.
C. Socrates created the "Socratic method".
D. Greece is not as civilized as Italy.

[单项选择]The British manufacturing industry developed because of ______.


A. rich energy resources
B. water power
C. the declining rural economy
D. cheap labor

[单项选择]Advertisers are appreciated by manufacturers because they ______.
A. advise them on ways of giving a product Customer-appeal
B. accept responsibility for giving a product customer-appeal
C. advise them on the best time to go ahead with production
D. consult them during the design and development stages