Organic chemistry helps to produce materials that are ______.
参考答案(由小熊题库网聘请的专业题库老师提供的解答)
请点击↑↑↑ 查看官方参考答案 按钮
习题解析
请点击 查看官方参考答案 按钮
您可能感兴趣的题目
1 .At what time did the author wear the stocks her grandmother had knitted for her?
A In winter. B When she went skiing. C During the Christmas holiday. D When she needed to keep her feet warm for skating.
2 ."Knitting is nervous habit" means ______.
A knitting involves the work of one's nerves. B Knitting gets on one's nerves. C Knitting makes one nervous. D Knitting may act as a trigger for a nervous breakdown.
3 .Which of the following is false concerning knitting according the author?
A It helps one give up ones bad habit. B It helps one get rid of one’s bad mood. C It requires patience. D It is profit-making business.
4 .What is NOT her purpose for knitting according to this passage?
A It saves money. B It activates one's life. C It enriches one's life. D It is a pleasant pastime.
5 .According to the passage, the science of the future is likely to be ______.
A electronics B biotechnology C genetic engineering D nuclear technology
7 .According to the Passage, it may soon be possible ______.
A to make something as good as human skin B to produce drugs without side effects C to transplant human organs D to make artificial hearts and eyes
8 .In 1996, Arthur C. Clarke predicted that ______.
A biological power sources would be put into use soon. B oil, gas and coal could be repeatedly used in the future. C dependence on non-renewable power sources would be reduced soon D the Chernobyl disaster would happen in two years.
9 .What do we learn from the last paragraph?
A Biotechnology can solve all our future energy problems. B Biological power is cheaper than nuclear power. C Biological power may not be as dangerous as nuclear power. D Biological power will keep all its promises.
10 .Recent studies by the council of Europe have indicated that ______.
A wildlife needs more protection only in Britain. B all species of wildlife in Europe are in danger of dying out. C there are fewer species of reptiles and butterflies in Europe than elsewhere. D many species of reptiles an butterflies in Europe need protecting.
