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1、选修八 Unit 2 Cloning 作业考点过关针对练.单词拼写1With medical breakthrough (突破), people are living a healthier and longer life.2As is well known to all, there are altogether (总共) seven continents in the world. 3Our school is a nonsmoking school. So smoking is forbidden (禁止) here.4Economists are working on the assu
2、mption (假设) of an interest rate cut.5I think our offer is reasonable (合情理的) and realistic and you shouldnt turn it down.6This question is quite straightforward (直接的), while that one is much more complicated.7But just as a coin has two sides, Internet has its own drawbacks (缺点) which should not be ne
3、glected. 8She is overweight, but she cant resist (抵制；抵抗) eating more delicious food.9They may know the rules correctly, but they are unable (不能的) to use them to work out practical problems.10Babies can sense whether an adult is happy or not merely (仅仅) on the basis of clues such as the rate, volume,
4、 and melody of adult speech.语境语法填空1Robert, differing (differ) from most of the elderly, doesnt enjoy his old age in peace after retiring from work. Instead, he felt his health was in good condition and now he is_undertaking (undertake) the duty of helping maintain the order of his community. Acciden
5、ts used to occur here frequently, which made people feel cast down. Several kids were_struck (strike) by private cars and this situation bothered (bother) most of the residents. Robert couldnt resist joining (join) in his community volunteer service. They took steps to_forbid (forbid) drunken driver
6、s from driving in and out. Their efforts finally paidoff. Since then, no accident has ever happened again，owing (owe) to efforts of volunteers like Robert and he has_obtained (obtain) the respect of all community residents. 2Its common that people hold different (differ) views on the same issue. To
7、get the work done, it is important to raise objections (object) frankly rather than set aside the differences. Nothing could be better than putting forward a more reasonable (reason) solution.语境改错文中共有10处错误，每句中最多有两处，请找出并改正。People differs greatly in cloning technique. Some people are in the favour of
8、its development, for they believe it will bound to benefit us. One advantage of cloning is what people who suffer from a certain rare disease can be cured in the future. Others feel casting down. They think it is not moral reasonable and should be forbade. As far as Im concerned, cloning is a new br
9、eakthroughs and it will pay for. But we must promise to use them properly.【答案】第一句：differsdiffer第二句：去掉the; bound前加be第三句：whatthat第四句：castingcast第五句：moralmorally; forbadeforbidden第六句：breakthroughsbreakthrough; foroff第七句：themit.根据提示补全句子1他们反对坐公共汽车去那儿，因为它会花费很长时间。(object)They objected_to_going_there_by_bus
10、 because it would take a long time.2最让他沮丧的是没人费心告诉他更改了的时间表。(bother)What upset him most was that nobody had_bothered_to_tell_him about the changed timetable. 3我突然想起家中没有人。(strike)It_struck_me_that there was no one at home.4当她最终获得奥运金牌的时候，那位运动员多年的艰苦训练得到了回报。(pay off)The_athletes_years_of_hard_training_pai
11、d_off when she finally won the Olympic gold medal.5抄袭他人的作业的一个缺点就是你不能掌握你所学到的东西。(that引导的表语从句)A disadvantage of copying others homework is that_you_can_not_master_what you_have_learned.话题阅读培优练.根据提示填空Be Careful about CloningAfter a series of initial experiments and corrections, the scientists hard work
12、paid_off(得到好结果) when the twin clone turkeys were hatched with normal feather and claws. This breakthrough possibly enabled people to bring their adored pets back to life. However, it bothered him from time to time that their health was in poor condition because they were unable to_resist (resist) il
13、lnesses. This drawback cast him down.Merely (mere) 2 weeks later, the clones and their carrier died, which struck frustration into his heart. He retired before he attained his ambition and became a member of an opera chorus to relieve his depression.Shortly afterwards, the media published a conserva
14、tive argument (argue) objecting to cloning owing to moral problems, and suggested the constitution include compulsory regulations to forbid obtaining (obtain) commercial profits from cloning.When interviewed, the scientist stared at the decorations on the ceiling, thinking for a while, and then said
15、, “Im not in favour of any arbitrary assumption (assume), but undertaking cloning does differ from the straightforward procedure of making loafs out of flour. Until we accumulate enough exact knowledge, any practice is in vain and is bound to_fail (fail)Altogether, being more careful is reasonable (
16、reason) or we may walk into a side road.”.片段选词填空cloning， unique， become a reality， be proud of， cloned mother， communicate with， as far as Im concerned， be beneficial to， bring about， respect lifeThe following are the opinions of some middle school students about cloning.Li Meng: I hope that scientists can use cloning to prod
