2016-2017学年高中英语unit2cloningsectionⅲlearningaboutlanguage&usinglanguage学业分层测评新人教版选修

1、Unit 2 Cloning Section Learning about Language & Using Language.单句语法填空1We are working on the _(assume)that the profit will not increase next year.2The clock _(strike)eight.3His explanation was not_(reason)，so all of us didnt accept it.4All their attempts were _vain.5If you read fast every day，you are bound _(improve)your English level.6With so many essays _(write)，he wont have time to go shopping this morning.7It leaves people with nothing to do but wait for _(retire)and then death. 【导学号：6232003

2、0】8He is a successful businessman；he owes his success more _luck than to ability.9Why bother_(go)abroad to study，when there are so many good universities at home?10I have a sweet tooth and cant resist _(eat)chocolate and ice cream.【答案】1.assumption2.struck3.reasonable4.in5.to improve6.to write7.retirement8to9.to go10.eating.完成句子1问题是没有足够的时间。The_problem_is_that there isnt enough time.2他甚至连通知都没通知我他要来。He didnt even bother to let me know he was coming.3他把他的失败归因于运气不好。He owed_his_failure_to his bad luck

3、.4优势是我们很好地掌握了英语。The_advantage_is_that we have a good command of English.5你下了这么大的工夫，你一定会通过这次考试的。Youve done so much work that you are bound to pass the exam.阅读理解AMarket research has been done to see if people would accept meat from either cloned animals or the offspring (后代) of clones.A study done by the International Food Information Council in 2007 asked US respondents if they would buy meat, milk, and eggs from cloned animals.Of the respondents, 10%would be “very likely”， 36% would be “somewhat

4、 likely”， while 28%would be “not too likely” and a quarter “not at all likely”The respondents were slightly more favourable when asked the same question about the offspring of cloned animals.In the US，the hormone(激素) rBST is given to cows to increase milk production.In the EU and a number of other places such hormone treatment is banned.But even in the US，milk and meat is often labelled as rBST hormone free.The US Food and Drug Administration (FDA)is not requiring labelling for meat from cloned

5、animals or offspring of clones because its position is that there is no scientific difference between that and noncloned meat.It has said it will permit voluntary labelling.And despite the scientific evidence it gave, there are still plenty of critics against its position on cloned meat.After the 2008 guidance was published, Senator Barbara Mikulski said，“The FDA has acted recklessly and I am very disappointed in their rush to allow cloned foods.Just because something created in a lab doesnt mea

6、n we should have to eat it.If we discover a problem with cloned food after it is in our food supply and its not labelled, the FDA wont be able to recall it.”【语篇解读】一个组织做了一项调查研究来了解人们是否接受克隆动物或克隆动物后代的肉，结果如何呢？1Whats the aim of the International Food Information Councils study?ATo prove cloned foods are safe.BTo persuade people to eat cloned foods.CTo find the possible bad effects of cloned foods.DTo know peoples attitudes towards cloned foods.【解析】细节理解题。由第一、二段可知，International Food Information Council进

7、行这一调查和研究的目的是了解人们对克隆食品的态度。【答案】D2The underlined word “recklessly” in Paragraph 5 is closest in meaning to “_”AcarelesslyBformallyCeffectively Duselessly【解析】词义猜测题。根据下文“我很失望他们匆忙地许可了克隆食物”，可以判断前面“recklessly”一词应该表示“草率地；鲁莽地”之意。【答案】A3According to Senator Barbara Mikulski，_.Acloning animals is illegalBcloned foods should be labelledCcloned foods should be forbiddenDcloned foods have health problems【解析】推理判断题。根据Barbara Mikulski所说的“如果人们食用了克隆食品出了健康问题的话，如果没有标签这些食物将无法被召回”可推断他认为应该把克隆食品贴上标签，因此判断B项正确。【答案】B4Whats t

8、he best title for the passage?AWhy do people in the US not like to accept cloned food?BDifferences between cloned and noncloned meatCWhat are the attitudes towards cloned food in the US?DVarious responses to a study on cloned food【解析】主旨大意题。该文主要讲述了美国人对待克隆食品的态度以及存在的种种争议，因此C项作标题最合适。【答案】CBIn the movie Jurassic Park, scientists clone dinosaurs by using the DNA that was preserved for millions of years.However, there is trouble when the cloned dinosaurs turn out fiercer and smarter than expected.Can di

9、nosaurs really be cloned? Theoretically, they can；all that would be required is DNA from an extinct dinosaur and a currently living closely related species which would act as a surrogate mother(代孕母亲)In fact, there is continuing research to clone the woolly mammoth by extracting the DNA from frozen animals.Actually, cloning is a phenomenon that occurs naturally in a wide variety of species.Whenever you see a pair of identical twins, they are examples of natures clones.Although scientists have been cloning certain plants like the carrots quite successfully for decades, attempts at cloning animals have not been as successful.However, they began long before the birth of Dolly the sheepthe first

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