1、Keys：(完成句子)1.in favour of 2.are bound to2.3.paid off 4.cast down3.5.struckinto our hearts4.6.from time to time 5.7.brought back to life6.8.in good condition 9.in vain7.10.object to cloning;objection to cloningTranslation(翻译):1.Your efforts will pay off in time.2.Nobody in the class is in favour of h
2、is plan.3.I tried to persuade him to stop smoking,but in vain.4.She was seriously ill.Doctors couldnt bring her back to life.单句改错答案：1.They are twins,but they differ in appearance.They are twins,but they are different in appearance.2.We have not yet received the exact date of his arrival so far.3.Her
3、 efforts paid off in the end.4.He strongly objected to going there by a bus.5.The boss forbids his workers to smoke during the working hours.短文改错In this unit we mainly talk about cloning.It is a way of making an exact copy of another animal or plant.It includes natural clones and man-made clones.It
4、has two major uses.Firstly,its beneficial to gardeners.Secondly,its valuable for research.However,it brings a lot of questions.One of them is the moral question.Just as everything has two sides,-cloning also has its advantages and disadvantages.语法填空1.that 2.to create 3.using 2.4.without 5.the 6.successfully 3.7.different 8.benefits 9.that 4.10.shorter
