题目内容
Human cloning (克隆) technology could be used to reverse heart attacks. Scientists believe that they may be able to treat heart attack victims by cloning their healthy heart cells and injecting them into the areas of the heart that have been damaged, and other problems may be solved if human cloning and its technology are not forbidden.
With cloning, infertile couples could have children. Current treatments for infertility, in terms of percentages (百分比) , are not very successful. Couples go through physically and emotionally painful procedures for a small chance of having children. Many couples run out of time and money without successfully having children. Human cloning could make it possible for many more infertile couples to have children than ever before. We should be able to clone the bone marrow (骨髓) for children and adults suffering from leukemia (白血病). It is expected to be one of the first benefits to come from cloning technology.
We may learn how to switch cells on and off through cloning and thus be able to cure cancer. Cloning technology can be used to test for and perhaps cure gene-related diseases. The above are just a few examples of what human cloning technology can do for mankind.
This new technology promises unprecedented advancement in medicine if people will release their fears and let the benefits begin.
Heart attacks can be treated with human cloning technology by______.
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The word" infertile" (Line 1, Para, 2) most probably means "______".
Which of the following is NOT a limitation of publicity？
What will happen to a buyer if he fails to make the full payment for an item bought on installment？
The idea behind "the rule of law" is that it is laws based on logical reasons and clear thinking that should govern social life. "We live under a rule of law, not of men. "American teachers tell their students. The students accept the idea. They believe that" no man is above the law, "and that laws apply equally to all people" no matter how wealthy they are, what their personal connections are, or what their stations in life are. Their faith in the rule of law explains the belief many Americans held, and many foreigners could not understand, that President Richard Nixon should be removed from office as a result of his behavior. in connection with what was called" Watergate Scandal (水门事件)". Nixon had broken the law and therefore should be punished, Americans believed, even if he was the President.
The belief in the rule of law goes beyond the area of politics to other areas of life that are governed by formal rules and procedures. To get a job with government institutions, for example, or to get government funding for a research project, one must follow published procedures and show that one meets the published requirements. Personal connections are not supposed to matter under the rule of law.
This is not to say that personal contacts, wealth, and social influence do not matter in situations where laws and rules are to be obeyed. They may, what is said above describes the ideal with which Americans agree. In reality, connections can sometimes help a person get a government job. Rich people can sometimes go unpunished for illegal behavior. that poor people would be likely to be punished for. But in general the rule of law prevails, and Americans are proud that it does.
The word "stations" (Line 5 , Para 1) is closest in meaning to______.
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