1、选择性必修二 Unit 1 To raise new questions,new possibilities,to regard old problems from a n e w a n g l e,r e q u i r e s c r e a t i v e imagination and marks real advance in science.Albert Einstein&Leopold Infeld 提出新的问题，发现新的可能，从新的角度审视已存在的问题，这些需要创造性的想象力，并标志着科学的真正进步。阿尔伯特爱因斯坦 利奥波德英费尔德Build up your vocabul
2、ary1 Find the words from the previous pages with the following prefixes or suffixes.Then add two words for each prefix or suffix,and explain their meanings.2 Make phrases by combining the words in the left box with those on the right.Then complete the sentences using these phrases.P.4removereplacere
3、usediscoverdisabledisappearmicroscopemicrowavemicrophonetransformtransporttransplantcontradictoryadvisorycompulsoryinfectionactionrelationsubstantialpartialfinancialepidemiologybiologysociologysubscribe toblame forsuspected oflinked to3 Replace the underlined parts with suitable words from the box.P
4、.4a household name(家喻户晓的名字)rawsubstantial(大量的；重大的)statistics(统计数据)handle4 Read this passage about medical science.Complete it using the words below.P.4blameinfectionmultipletransformdecreasesubstantialproofsevere瞄准宿主棘手的名词从句(就功能而言)作主语：主语从句作宾语：宾语从句作表语：表语从句作同位语：同位语从句Whatever is done cannot be undone.I
5、doubt whether he will struggle to achieve his dream.The problem is how the nuclear-polluted water will be disposed.The spokesman cant answer the question why China cant ban American products.名词从句(就引导词用法而言)that从句：整个从句表示事实或观点。The fact is that the sun rises in the east and sets in the west.wh-从句 一般疑问一般
6、疑问：从句常用whether引导(从句作动词宾语时可用if引导)特殊疑问特殊疑问：从句用特殊疑问词引导(包括疑问代词和疑问副词)特指对象特指对象：从句表示的人、事、物、时间、地点、原因、方式I wonder whether/he will adopt my suggestion.When asked why he lives off his parents,he made no reply.That he is ill in hospital is why he is absent from school today.泛指对象泛指对象：从句表示的人、事、物Whoever has access
7、to the Internet can keep track of what is going around the globe.具具体体对对象象P.5Discover useful Discover useful structuresstructures1 Underline all the examples in the reading passage where noun clauses are used as the predicative.Then state their meaning and functions.The truth was that the water from
8、the Broad Street pump had been infected by waste.One theory was that bad air caused the disease.Another was that cholera was caused by an infection from germs in food or water.It seemed that the woman liked the water from the pump so much that she had it delivered to her house every day.P.52 Answer
9、the following questions using the information from the reading passage as well as the predicative clauses.EXAMPLEWhat was it that John Snow showed to the world?What John Snow showed to the world was how cholera could be overcome.1 What was Snows discovery in two particular streets in London?Snows di
10、scovery in two particular streets in London was that _ _2 What was Snow determined to find out during the 1854 outbreak of cholera in London?What Snow was determined to find out was why _ _.3 What were the exact places Snow marked on the map?The exact places Snow marked on the map were where _ _.4 W
11、hat was the finding that Snow announced?Snows finding was that _ _.the cholera outbreak was so severe that more than 500 people died in ten days.the outbreak of cholera had caused over 500 deaths within ten days all those who died had lived/all the dead people had lived the water pump was to blame f
12、or the spread of cholera/the pump water carried cholera germs/the water from the Broad Street pump had been infected by wasteP.53 David is talking to Maria about their scientific research project.First complete Davids lines (AE),using the words in the box.Then put Davids lines in the correct order a
13、nd practise the conversation.A Absolutely.You may not believe it,but that was _ happened at the initial stage of our groups research on developing a vaccine for malaria.B Yes,it is.And it seemed _ all the theories were useful,but the fact was _ we couldnt persuade one another that one theory was bet
14、ter than another.C Exactly.The problem was not about _ all our theories were equally good,but in deciding _ theory to depend upon.D We realised that what we cared about was not _ aspect we needed to develop a theory in,but rather _ we can reduce the cost of a vaccine without reducing its effect!E Youre right.At last,we became focused on the key issue,which was _ we had to carry out the research in the first place.whatas ifthatwhetherwhichwhatwhosewhichwhathowwhyCBED
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