题目内容

Share prices on the Stock Exchange plunged sharply in the mprning but____slightly in the afternoon.

A. recovered
B. recuperated
C. retrieved
D. regained

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The main idea of this passage is that_____.

A. it was foolish and insensitive that the state of Illinois insisted that Sarah be returned to her natural parents.
B. the whole welfare system in the United States needs to be reformed.
C. foster children are regarded as property in the state of Illinois.
D. there is a great deal of controversy about the rights of natural parents versus foster parents.

The most exciting kind of education is also the most. Nothing can【C1】the joy of discovering for yourself something that is important to you. It may be an idea or a bit of information you【C2】across accidentally—or a sudden【C3】, fitting together pieces of information or working through a problem. Such personal【C4】are the "pay off" in education. A teacher may【C5】you to learning and even encourage you in it—but no teacher can make the excitement or the joy happen. Thats【C6】to you. A research paper,【C7】in a course and perhaps checked at various stages by an instructor,【C8】you beyond classrooms, beyond the texts for classes and into a【C9】where the joy of discover and learning can come to you many times.【C10】the research paper is an active and individual process, and ideal learning process. It provides a structure【C11】which you can make exciting discoveries, of knowledge and of self, that are basic to education. But the research paper also gives you a chance to in-dividualize a school assignment, to【C12】a piece of work to your own interests and abilities, to show others【C13】you can do. Waiting a research paper is more than just a classroom exercise. It is an experience in【C14】out, understanding and synthesizing, which forms the basis of many skills【C15】to both academic and nonacademic tasks. It is, in the fullest sense, a discovering education. So, to produce a good research paper is both a useful and a thoroughly【C16】experience! To some, the thought of having to write an assigned number of pages often more that ever produced【C17】, is disconcerting. To others, the very idea of having to work【C18】is threatening. But there is no need to approach the research paper assignment with anxiety, and nobody should view the research paper as an obstacle to【C19】. Instead, consider it a goal to【C20】, a goal within reach if you use the help this book can give you.
【C1】

A. exterminate
B. impulse
C. intervene
D. exceed

治疗风邪所致瘙痒，常选用的药物是

A. 麻黄
B. 薄荷
C. 香薷
D. 防风

多层螺旋CT对X线球管的要求中最关键的是

A. 旋转速度
B. 外形尺寸
C. 焦点大小
D. 阳极热容量大
E. 冷却方式