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1、Unit32021/8/11 星期三1We have learned more about protecting our environment.Will you still do this like the person?2021/8/11 星期三2Science versus natureNow we ll talk about another topic in this unit.2021/8/11 星期三32021/8/11 星期三42021/8/11 星期三52021/8/11 星期三62021/8/11 星期三7From the second picture,you may thi
2、nk of the world famous cloned sheep-Dolly.2021/8/11 星期三8Do you know sth.about cloning?What do you know about them?2021/8/11 星期三9“Cloning”is a new technology which produces an exact copy of an animal or a plant from its own cells.Dolly was the first cloned mammal created by a Scottish scientist and h
3、is group in 1996.She was exactly the same as mother,in appearance and in genes.2021/8/11 星期三10What do you think of the new kind of technology?Does it have advantages or disadvantages?2021/8/11 星期三11The new kind of technology has caused widespread discussion.It can help cure many diseases,save lots o
4、f peoples lives and even prevent some endangered animals from dying out.However,on the other hand,if it is used to clone human beings,that is against the laws of nature.2021/8/11 星期三12 Look at the following pictures and study them.Can you tell what is the main feature of cloning?2021/8/11 星期三13can y
5、ou identify the differences between the cloned animals and normal ones?2021/8/11 星期三14 Dolly is together with her mother.2021/8/11 星期三15The mule in the picture is the worlds first cloned mule.It was born on 4 May 2003.His name is Idaho Gem.2021/8/11 星期三16The kitten in the picture is called Cc.Its na
6、me is from“Copycat”.It was born in December 2002.2021/8/11 星期三17These female pigs are also cloned.They are born on Christmas Day 2001.They are Noel,Angel,Star,Joy and Mary.2021/8/11 星期三18The pair of calves were born on 5 July 1998 in Ishikawa,Japan.They were two years younger than Dolly,being second
7、 adult animal clones in the world.2021/8/11 星期三19The name of the cloned monkey is ANDi.It is from“inserted DNA”spelt backwards.It is the first genetically modified monkey.The technology is different from that used for Dolly.2021/8/11 星期三20The cloned animals or plants are exactly the same as the orig
8、inal ones.2021/8/11 星期三21can you identify the differences between the cloned animals and normal ones?2021/8/11 星期三22In your opinion,can the mule in Picture 2 run as fast as his brother?2021/8/11 星期三23Do you think it would be a good idea to clone humans some day?Why or why not?2021/8/11 星期三24If possi
9、ble,do you want another person to be exactly the same as you?2021/8/11 星期三25Language points:1.develop:verb 1)to(cause something to)grow or change into a more advanced,larger or stronger form 发育发育,发展发展植物由种子发育而成。Several industries are developing in this area.2021/8/11 星期三26几种工业正在这个地区发展。Several industr
10、ies are developing in this area.Some children develop more slowly than others.有的儿童比其他儿童发育得慢。2)to invent something or bring something into existence 详述详述,规划出规划出 We must develop a new policy/strategy to deal with the problem.我们必须制定一个新的政策来处理这个问题.2021/8/11 星期三273)to build houses,factories,shops,etc.on a
11、 piece of land:开发开发,利用利用Theyre planning to develop the whole site into a shopping complex.他们正打算把这整个的地区开发为一个购物大楼.4)to make photographs from a film:显影；冲洗显影；冲洗 I havent had my holiday photos developed yet.我还没有把我度假的照片冲洗出来呢.n.development adj.developed发达的发达的/developing发展中的发展中的2021/8/11 星期三282.sothat如此如此以致
12、于以致于引导结果状语从句引导结果状语从句 He got up so early that he caught the early bus.他起得如此早以致于赶上了早班车.注意和其他几个短语的区别：so that:（1）以便，引导目的状语从句；）以便，引导目的状语从句；（2）以致于，引导结果状语从句）以致于，引导结果状语从句 他起得非常早以便他可以赶上早班车。He got up very early so that he could catch the early bus.2021/8/11 星期三29 他起得非常早以致于赶上了早班车。He got up very early so that h
13、e caught the early bus.so as toso as to以便，表示目的；相当于以便，表示目的；相当于in order toin order to，但不能置于句首；可以和但不能置于句首；可以和so thatso that句型相互转化，句型相互转化，但从句的主语必须和主句的主语一致；其否定形但从句的主语必须和主句的主语一致；其否定形式为：式为：so as not toso as not toHe got up very early so that he could catch the early bus.=He got up very early so as/in order
14、 to catch the early bus.Several books have been bought so as to follow his teacher.（误）For example:For example:2021/8/11 星期三30Several books have been bought so that he can follow his teacher.（正）He has bought several books so that he can follow his teacher.=He has bought several books so as to follow
15、his teacher.soas to如此如此以致于，表示结果；以致于，表示结果；在在sothat句型中，从句的主语和主句型中，从句的主语和主句的主语一致的情况下，可以和句的主语一致的情况下，可以和soas to相互转化。相互转化。He got up so early that he caught the early bus.=He got up so early as to catch the early bus.2021/8/11 星期三31高考链接高考链接1.（2005北京）Id like to arrive 20 minutes early _ I can have time for
16、a cup of tea.A.as soon as B.as a result C.in case D.so that2.(2003安徽)Sally worked late in the evening to finish her report _ her boss could finish it first thing next mornibg.A.so that B.because C.before D.or else3.（2002全国）John shut everybody out of the kitchen _ he could prepare his grand surprise
17、for the party.A.which B.when C.so that D.as if2021/8/11 星期三323.beyond:prep./adv.(1)further away in the distance(than something)在在(到到).较远的一边较远的一边山的那一边有什么？What lies beyond the mountains?人们能到月球或更远处去旅行。Men can travel to the moon and beyond.(2)be later than 晚于；超过晚于；超过不要过了午夜还留在那儿。Dont stay there beyond mi
18、dnight.2021/8/11 星期三33(3)outside or after(a stated limit):为为所不能及；所不能及；多于；超出多于；超出我看不懂这篇文章。Understanding this article is beyond my capacity.这件工作非我力所能及。This work is beyond my grasp.那个果子我够不着。The fruit is beyond my reach.2021/8/11 星期三34相关的常用短语：相关的常用短语：beyond comparison 无可比拟的beyond ones imagination 超出某人的想
19、象beyond ones power 某人力所不及beyond ones praise 难以赞扬beyond ones description 难以形容无法描述beyond ones reach 某人够不着beyond ones grasp/capacity力所不及，难以理解2021/8/11 星期三35高考链接高考链接1.(2004上海)Im sorry its _ my power to make a final decision on the project.A.over B.above C.off D.beyond2.(2005武汉)-What do you think of Lu Shan Mountain?-The scenery is beautiful _description.A.for B.with C.over D.beyond2021/8/11 星期三36Thank you!2021/8/11 星期三372021/8/11 星期三38