[单项选择]_______ is the center of our planetary system was a difficult concept to grasp in the Middle Age.
A. It is the sun and not the earth
B. Being the sun and not the earth
C. The sun and not the earth
D. That the sun and not the earth

[单项选择]（） is the center of our planetary system was a difficult concept to grasp in the Middle Ages.
A. It is the sun and not the earth
B. Being the sun and not the earth
C. The sun and not the earth
D. That the sun and not the earth

[单项选择]_______ is the center of our planetary system was a difficult concept to grasp in the Middle Age.
A. It is the sun and not the earth
B. Being the sun and not the earth
C. The sun and not the earth
D. That the sun and not the earth

[单项选择]______is the center of our planetary system was a difficult concept to grasp in the Middle Ages.
A. It is the sun and not the earth
B. Being the sun and not the earth
C. The sun and not the earth
D. That the sun and not the earth

[单项选择]

Although our educational system and our society generally place a high value on competition, some problems can be better solved through cooperation and some forms of learning are strengthened through cooperation. Both competition and cooperation have a place in society and can serve a useful purpose. Consequently, it is necessary to be able to engage in both processes depending on the circumstances and one’s goals.
In the academic environment grades are often conceived as the major criterion (标准) for the assessment of learning. We tend to assume that the higher one’s grade average, the more one has learned, thus creating greater competition for grades. This competition can be particularly intense in fields where the financial rewards are great and opportunity is limited: law, engineering, medicine, and business.
However, the measure of one’s learning is not limited to grades. It is possible to learn a great deal about a subject and receive a low
A. competition and cooperation are related
B. cooperation is more important
C. cooperation and competition are both needed
D. competition is more important

[单项选择]Our criminal justice system is inherently flawed because it relies on amateur juries of decent citizens, who lack the perspective to understand the criminal mind. To have an effective criminal justice system would require professional juries, who would be able to deal with these criminals in a way that gets results.
The argument above depends on which of the following assumptions ？（）
A. Professional jurors will be more reliable than amateur jurors because they will not attempt to avoid jury duty.
B. Professional jurors will not be burdened by the biases against race, gender, and religion that amateur jurors bring into the courtroom.
C. Dealing with criminals in a way that gets results requires an understanding of the criminal mind.
D. No amount of professional training can impart the perspective of the criminal mind necessary to run an effective criminal justice system.
E. Jurors possessing the perspective to understand the criminal mind are unfit to serve on a jury, because they are likely to be criminals.

[简答题]

Our understanding of the Emotional System today is still in the Dark Ages. (46) This has its analogy to the time when people’ s understanding of our Solar System was based upon the belief that the Sun revolved around the Earth, as it certainly appeared that way—however, just the reverse was true. The problem was, as long as we believed the Sun went around the Earth, we were limited as to how far we could go in the Solar System.
We find the same condition existing today in regard to the "Emotional System. Society believes that our emotional feelings are a result of our experiences in our environment. In essence: something happened and it made me feel the way I do. This belief, though it is certainly the way it appears, is just the reverse of how it really works.
What happens to us as we embrace an emotional feeling is that it is first received by our brain, which converts it into electrical energy that flows through our body by means of the