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1、 Unit 2 Cloning课下作业（一三）课下作业（一） 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
2、 the assumption (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
3、not be neglected. 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
4、, volume, 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
5、. Accidents 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) drunk
6、en drivers 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 is
7、sue. To 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.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 because it would take a
8、 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_paid_off when she finally w
9、on 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.语境辨义根据语境选出strike的词性和词义(A)vt.使突然想到/想起(B)vt.突然袭击(C)vt.打动；给以深刻印象 (D)v.打；敲；击(E)n.罢工 (F)vt.& vi.(钟)报时1Greatly struck by the beauty of the English l
10、anguage, I thought how even today Shakespeares writing remains powerful and true._C_2It struck me that we might have made a wrong decision._A_3I got up early this morning before the clock struck five._F_4A big earthquake struck the city last year, killing dozens of people._B_5Youd better strike whil
11、e the iron is hot._D_6The key reason for the black peoples strike was their poor living and working conditions._E_课下作业（二） 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 paid_off (得到好结果) when the twin clone turkeys were hatched wi
12、th 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) illnesses.This drawback cast him down.Merely (mere) 2 weeks lat
13、er, 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 conservative argument (argue) objecting to cloning owing to moral probl
14、ems, 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, “Im not in favour of any arbitrary assumption (assume), but u
15、ndertaking 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 (reason) or we may walk into a side road.”.片段选词填空cloning， unique，
16、 become a reality， be proud of， cloned mother， communicate with， as far as Im concerned， be beneficial to， bring about， respect life The following are the opinions of some middle school students about cloning.Li Meng: I hope that scientists can use cloning to produce children as soon as possible. My aunt
