1、选修八Unit 2一教材与语法填空Cloning is a way of making an exact copy of 1._ animal or plant.2._ has two major uses.One is that gardeners use it to produce commercial quantities of plants.The other is that it is 3._ (value) for research on new plant species and for medical research on animals.However，the proces
2、s of cloning is difficult 4._ (undertake)The first successful clone，Dolly the sheep,5._ (make) the whole scientific world follow its process，though it had 6._ (many) problems than the normal sheep.But on the other hand，Dollys 7._ (appear) raised a storm of objections and had a great impact 8._ the m
3、edia and public imagination.Different people have different opinions on it.9._，scientists still wonder whether cloning will help or harm us and 10._ it is leading us.答案：1.another2.It3.valuable4.to undertake5.made6.more7.appearance8.on9.However10.where二教材与短文改错The possibility of cloning fierce and ext
4、inct wild animals have always excited film makers.And they are not the only one.The popularity of the film Jurassic Park proves how interesting ordinary people are in the subject.It is a film in that a scientist clones several kind of extinct dinosaurs.In fact，we are long way from being able to clon
5、e extinct animals.From time to time people suggested that the animals that have disappeared from the earth，can be brought back to the life through cloning.Unfortunately，based on what we know now，it is possible.So dinosaurs returned to the earth is merely a dream.答案：The possibility of cloning fierce
6、and extinct wild animals always excited film makers. And they are not the only .The popularity of the film Jurassic Park proves how ordinary people are in the subject.It is a film in a scientist clones several of extinct dinosaurs.In fact，we are long way from being able to clone extinct animals.From
7、 time to time people that the animals that have disappeared from the earth，can be brought back to the life through cloning.Unfortunately，based on what we know now，it is .So dinosaurs to the earth is merely a dream.三话题微写作：(连句成文)人们对克隆技术上的分歧相当大，请根据下表，写一篇短文。支持反对生产大量的食用动物，挽救珍稀濒危动物克隆能引起一系列的道德问题在医学上有很多好处，能
8、克隆身体器官等打破性别平衡，造成混乱，破坏生态平衡我的观点：只要所有的人都答应合理应用，克隆将会取得成功One possible version：People differ greatly in cloning technique.Some people are in favour of its development，for they believe it will be bound to benefit us.Such as large quantities of commercial food can be produced，the extinct animals can be clon
9、ed and we can also clone human body organs for medical use.On the contrary，others feel cast down to find that it could raise a storm of moral questions and have a strong objection to it.In order to forbid the technique，they dont bother to list as many disadvantages as possible.It can break the gender balance and the balance of nature.However，in my opinion，cloning will pay off on assumption that all undertake to use it properly.