[单项选择]This study proves that there is no life on Mars.
But（）man still（）there is.
A. a great deal... think
B. a great many... think
C. much... thinks
D. many a... thinks

[单项选择]

"This study proves that there is no life on Mars."
"But（）man still（）there is."

A. a great deal... think
B. a great many... think
C. much... thinks
D. many a... thinks

[单项选择]Microcomputer proves itself more and more important in the business, so additional machines are purchased.
A. lent
B. bought
C. borrowed
D. repaired

[单项选择]A) study C) practice
B) write D) hear


A. study
B. write
C. practice
D. hear

[单项选择]The following proves that old media still dominate Web journalism except ______.


A. people prefer traditional media when looking for news
B. old media have the most important position in local markets
C. newspaper companies have more control in Web journalism
D. few people go to websites to get news

[单项选择]Which sentence proves that setting the giant reflector is a delicate operation


A. The first sentence in the last paragraph.
B. The second sentence in the last paragraph.
C. The last sentence in the last paragraph.
D. The last sentence in the third paragrap

[单项选择]The popularity of the novel proves that Some criticism against it is______.


A. improved
B. misguided
C. unreasonable
D. unjustified

[单项选择]The popularity of the novel proves that some criticism against it is ______.


A. improved
B. misguided
C. unreasonable
D. unjustified

[单项选择]What could scientists do if Robert's theory proves to be true


A. They could drive the insects away.
B. They could keep the plants well-watered.
C. They could make the plants grow faster.
D. They could build devices to trap insects.

[单项选择]Sucking proves effective only______.


A. when a patient is bitten by a fatal snake
B. when a child is not seriously injured
C. when other medical treatments fail
D. when parents are helpless

[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. Because they are so covetous that they want to know all there was to know.
B. Because it is the Renaissance "Man", not Renaissance "Woman" or" Human".
C. Because no woman was formally educated at that time.
D. Because all Renaissance men were men.