学年高中英语课件+讲义+练习+单元检测 3.docx

1、学年高中英语课件+讲义+练习+单元检测 3The health problems about cloned animals，particularly those who appear healthy but have hidden illnesses or problems that appear unexpectedly later in life，have the potential to cause real risks to the safety of the food products from those animals.Ian Wilmut，a lead scientist in

2、volved in the creation of Dolly，the first cloned animal，has warned that even small imbalances in a clones hormone，protein，or fat levels could bring its milk or meat into danger.As part of its risk assessment on animal cloning，the Food and Drug Administration(FDA) concluded that milk and meat from cl

3、oned animals and their offspring(后代) were as safe to eat as products from conventional animals.The FDA further announced that it would not require food products from cloned animals or their offspring to be labeled as such.Consumer watchdog groups pointed out that the FDAs analysis was based on limit

4、ed data supplied mainly from the cloning companies themselves.In addition，while food safety is an obvious concern of consumers，it is not the only issue that makes people uncomfortable with animal cloning.For example，surveys indicate that 63 percent of consumers would not buy food from cloned animals

5、 even if it was labeled as “safe”Concerns about the morality of cloning，as well as concerns for animal welfare，lead a big majority of people to oppose cloning animals for food.However，these issues were not considered by the FDA.Without labels to identify cloned foods，consumers who oppose animal clon

6、ing would be forced to make purchases against their principles without knowing.Consumers have the right to know how their food is produced so they can make informed decisions about what they buy and what they feed their families.根据上文判断正(T)误(F)1Ian Wilmuts attitude towards food products from cloned a

7、nimals is cautious.(T)2From the last paragraph we can learn that most consumers didnt believe what the FDA said.(T)3The main idea of the text is about concerns for animal welfare.(F)Period OneWelcome to the unit & ReadingPrereading匹配左边的单词与右边的汉语意思第一组1clone Avt.收养，领养；采用，采纳2exact Bn.意图，目的；企图3intention

8、Cvt.克隆；n.克隆出来的动物或植物4anxiety Dn.忧虑，焦虑，不安5adopt Eadj.精确的，准确的答案1.C2.E3.B4.D5.A第二组6legal An.胚胎7embryo Bn.(生物的)组织；纸巾8tissue Cn.怪物9monster Dadj.法律许可的，合法的10fellow En.男子，家伙；同事，同类 答案6.D7.A8.B9.C10.E第三组11crime Avt.&vi.收割(庄稼)；n.收获；收成12concept Bvt.使改变外观或性质(尤指向好的方向)；使改变形态13transform Cn.结果，后果14harvest Dn.概念；观念15c

9、onsequence En.罪，罪行答案11.E12.D13.B14.A15.C第四组16physician An.女售货员，女推销员17reallife Bn.细胞；小隔间；电池18cell Cn.山羊19saleswoman Dadj.真实的，现实生活中的20goat En.医师；内科医生答案16.E17.D18.B19.A20.C1What is the main idea of this passage?AIt is about the debate whether we should clone human beings among people.BCloning is produc

10、ing an exact copy of a plant or an animal using its cells.CIan Wilmut is shocked that some scientists are now considering cloning human beings.DOpposite opinions of Pauline Carter and Colin Jake on the “The perfect copy”答案A2Judge the following statements true (T) or false (F)(1)Some scientists point

11、 out that if you clone an embryo，you can produce valuable human tissues.(T)(2)Cloning can produce an animal without using its cells.(F)(3)The scientist who created Dolly has already created a copy of human.(F)(4)Cloning can help those who are unable to have children.(T)(5)Cloning has created more di

12、seases in the human world.(F)1When and where was the worlds first mammal Dolly cloned?AOn Christmas Day 2001 in Japan.BIn 1996 in Scotland.CIn early 2003 in Scotland.DIn 1996 in Italy.答案B2Which of the following CANNOT be inferred from the text?AFaye Wilson cannot give birth to a baby.BCloning human

13、beings is illegal and immoral in many countries.CIn the future more and more diseases like cancer will be cured.DThe first cloned human being will be created by Severino Antinori.答案D3Pauline Carter disagrees with human cloning，because she thinks that .Ahuman cloning is totally immoralBit is difficul

14、t to predict the future if human beings are clonedChuman beings will use up the Earths resourcesDall of the above答案D4Who else disagrees with human cloning except Pauline Carter?AColin Jake.BSeverino Antinori.CIan Wilmut.DFaye Wilson.答案CAfter reading the passage，please fill in the following blanks.Wi

15、th Dolly 1.cloned(clone) successfully from an adult cell，some other animals already 2.have been created(create)Some scientists even have 3.the intention to clone humans and they are pushing ahead with research now,4.although/though it is not legal in many countries.China has succeeded in 5.producing

16、(produce) clones of cows and goats.Just 6.as the saying goes，“Every coin has two sides.” On the one hand，cloning can produce valuable human tissues and organs 7.to be used(use) in medical treatment.On the other hand，human cloning causes much 8.anxiety(anxious)Some people say if we toy 9.with nature，

17、we will have to deal with the 10.consequences(consequence)1Ian Wilmut，the Scottish scientist who created Dolly，is shocked that some scientists are now considering cloning human beings.句式分析Ian Wilmut，the Scottish scientist who created Dolly, 主语主语同位语 定语从句is shocked that some scientists are now conside

18、ring cloning human beings.谓语宾语从句自主翻译克隆出多利的苏格兰科学家伊恩威尔莫特对于有些科学家现在正在考虑克隆人类感到非常震惊。2Even though human cloning is causing a lot of anxiety，it is good news for Faye Wilson，a 41yearold saleswoman who cannot have a baby.句式分析Even though human cloning is causing a lot of anxiety，让步状语从句it is good news for Faye

19、Wilson，a 41yearold saleswoman 句子主干同位语who cannot have a baby.定语从句自主翻译尽管克隆人类正在引起很多担忧，但是这对于不能生育的41岁的女售货员费伊威尔逊来说却是个好消息。3I feel sorry for the lady who cannot have a baby，but I would like to point out that there are many children in the world with no parents who would be delighted to have a mother.句式分析自主翻

20、译我为那位不能生育的女士感到难过，但是我要指出的是世界上有许多没有父母的孩子，如果能有一位妈妈，他们一定会非常高兴的。.阅读理解APlant cloning has been an agricultural technique used by farmers and gardeners for centuries.Grafting(嫁接) is a common form of plant cloning.Many plants in nature actually clone themselves and reproduce asexually.Cloned plants are much

21、more predictable than normal plants，so their yield(产量) is more reliable.Cloned plants also reproduce faster，limiting the amount of time between planting and harvesting.It is also often cheaper to produce seeds through cloning than through traditional methods.Plants can essentially be optimized so th

22、at farmers or individual growers always have the best seeds available.With more yield at a faster rate，farms can produce more food for more people while decreasing overall costs.Cloning can be used to wipe out diseases that previously killed off entire fields of crops.This would make plants immune(免

23、疫的) to the kinds of diseases that farmers and gardeners around the world fear each year.Crop failures due to disease and virus could become a thing of the past.Also，plants that are near extinction can be brought back to life through cloning.Through cloning scientists can develop “super” fruits and v

24、egetables of superior nutritional quality.This could make for a healthier population overall.This is already being done through selective pollination(授粉)，and genetic cloning could take it to the next level.By plant cloning we have a population of identical plants and all these plants equally suffer

25、from the same diseases，but in nature the weak would die and the strong would survive.While there are some dangers to consider with plant cloning，there are plenty of benefits that could prove vital to the propagation(繁衍) of the human species.语篇解读本文主要讲了克隆植物的好处：增加农作物产量、提高植物的免疫力、提高水果和蔬菜的质量等。1The underli

26、ned word “optimized” in Paragraph 2 can be replaced by “ ”Aenlarged BproducedCperfected Dexamined答案C解析词义猜测题。根据第二段中该词后面的“farmers or individual growers always have the best seeds available”可知，个体种植者可以有最好的种子使用，故猜测该词义为“使最优化”。2According to the text，cloned plants .Ahave lower yield than normal plantsBhave

27、a short growth cycleCresist various kinds of diseasesDneed little care from people答案B解析推理判断题。根据第二段第二句可知，克隆植物繁殖快，从种植到收获的间隔时间短，也就是生长周期短。3What can we infer from the text?AThe fruits produced by cloned plants taste much better.BThere are more cloned plants than normal plants.CPlant cloning can disturb t

28、he laws of nature.DPeople should avoid eating cloned fruits.答案C解析推理判断题。根据最后一段可知，克隆植物会造出完全一样的植物，它们也可能会患上同样的疾病。这与自然界中适者生存的法则是相反的，所以说克隆植物可能会扰乱自然法则。4What is the main purpose of the text?ATo warn the negative effects of plant cloning.BTo present different kinds of plant cloning.CTo predict the future of

29、plant cloning.DTo inform us about the advantages of plant cloning.答案D解析写作意图题。根据各段的段首句可知，本文主要讲了克隆植物的好处：增加农作物的产量、提高植物的免疫力、提高水果和蔬菜的质量和利于人类的繁衍等。BThe future home is something that people have talked about for decades.Because the future home idea inspires our imagination，scientists and engineers have been

30、 working hard to develop different systems to make houses “smarter”The video camera at the entrance recognizes visitors using facial recognition software.The facial recognition software of the future home will not only recognize friends，but strangers as well.And the software in your future home will

31、 run the strangers faces against a database of criminals.The future home will also have smart appliances(家电) as well.There will be a vast networking system connecting them.Ovens，microwaves and refrigerators will be controlled automatically(自动地)，so remote cooking will be a possibility and meals are prepared for your arrival.There will also be green systems in place such as saving and reusing wash water and bath water.Plants and people ma