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1、Unit 2 Cloning Section Warming Up & Reading-Language Points.单句语法填空1We object to _(punish)a whole group for one persons fault.2He_(forbid)them from mentioning the subject again.3Dr Johnson_(undertake)the task of writing a comprehensive English dictionary last year.4From the appearance，we can not tell
2、 the _(differ)between the twins.5Should teachers be accountable for their students exam results？Are you _favour of it?6Please dont talk so loudly _others are working.7Once weve got the debt paid_，Ill buy a new car.8I could not find the_(exactly)word to express my feeling.9It is unfair that the upper
3、 class should continue _(accumulate)health.10The proud will _down.【答案】1.punishing2.forbad3.undertook4difference5.in6.while7.off8.exact9accumulating/to accumulate10.be cast.单句改错1The students voiced strong objections of the new project. 【导学号：62320028】_2Sitting in front of the house was two girls._3You
4、 have to pay off your carelessness._4The girl differ with her mother in character._5He was much casted down by his failure to find work._【答案】1.of改为to2.was改为were3.off改为for4.with改为from5.casted改为cast.阅读理解Millions of people die of hunger in Southern Africa every year, but when Zambia was offered thousan
5、ds of tons of free maize by the US, the government politely said no.“We dont know whether the food is safe，” said Zambias Commerce, Trade and Industry Minister Dipak Patel.His worries are shared by countries around the world that are in_two_minds about Americas genetically modified(GM, 转基因的) crops.J
6、ust last week, EU member nations were discussing whether or not to import GM sweet corn from the US.Ever since people started farming, they have tried to crossbreed plants to make them stronger or better tasting.At one time, only related plants could be crossed with each other.But when GM techniques
7、 were developed in the 1970s, scientists were able to put a single gene from a living creature into an unrelated creature.This means they can make crops more productive and resistant to disease by adding genes from other species.They can also create food with special characteristics, such as “golden
8、 rice”， which is enriched with vitamin ABut many people believe GM foods are a health risk.“If left to me, I would certainly not eat GM foods，” said Scottish scientist Arpad Pusztai.“We are putting new things into food which havent been eaten before.The effects on the immune system are not easy to p
9、redict.”At the moment, the official argument is that GM foods “are not likely to present risks for human health”But there are still many questions to be answered as the foods are produced in different ways.Some experts believe the genetic material added to plants can transfer to humans and give dama
10、ge to our bodies.Further harm could be caused by the genes from GM plants crossbreeding with naturally produced crops.【语篇解读】每年有数百万非洲人死于饥饿，但是赞比亚拒绝了美国无偿赞助的玉米，这是为什么呢？原来那是美国生产的转基因食品，世界上有很多人对这种食品持怀疑态度。1We learn from the passage _.Apeople have discovered that GM foods will do harm to human healthBmillions
11、 of Zambia people die of eating too much GM foodsCpeople are still not sure if GM foods will do harm to human healthDgenetic material added to plants will damage our bodies sooner or later【解析】细节理解题。从第二段中“We dont know whether the food is safe.”可知C项正确。【答案】C2What does “in two minds” in the third paragr
12、aph mean?AUnsure.BWorried.CLikely. DCareless.【解析】词义猜测题。从画线上一段中的“We dont know.”可知“in two minds”的含义为“unsure。”【答案】A3Which of the following statements is NOT true about GM foods?AIt is produced from plants added genes from other species.BGM foods can have special characteristics.CGM foods will affect pe
13、oples immune system.DGM foods have been produced since 1970s.【解析】细节理解题。从倒数第三段“The effects on the immune system are not easy to predict.”可知。【答案】C4Whats the authors attitude?ASupportive. BNeutral.CDoubtful. DCritical.【解析】推理判断题。从全文内容可知作者对转基因食物的态度是中立的。【答案】B.完形填空My father was a selftaught mandolin(曼陀林琴)p
14、layer. He could not read, but if he heard a tune several times, he could play it. Occasionally, he _1_ play for the local radio station.Dad loved playing the mandolin for his family. He knew we enjoyed his playing. If he could give _2_ to others, he would, especially for his family. He was always _3_ his time and efforts to making sure his family had enough in their life.Later, I matured into a man and had my own children. Whenever coming home, I would ask Dad to play the mandolin, for nobody
