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1、Module 5 A Lesson in a LabPeriod One Reading ComprehensionI 用适当的介、副词填空1 It is hard to think a world without metals.2 The reaction of metals with these substances can be put order.3Here is a table with the metals that react most the to,pandthe metals that react least the bottom.4 Below is a descripti
2、on a simple scientific experiment.5 Put some iron nails the bottom of a test tube.6 Iron does not rust dry air.7 Add some oil the water.8 This will keep air out the water.9 The nails do not rust in the tube airf-ree water.10Push some cotton wool the tube.II 佳句翻译与仿写1 It is hard to think of a world wi
3、thout metals.翻译:仿写 :学好英语是必要的。2 Different metals have different uses.翻译:仿写 :不同的人有不同的观点3The reaction of metals with these substances can bpeut in order. 翻译:仿写:做完实验后,一切都有序地放在器皿柜中。4Here is a table with the metals that react most at the to,p and the metals that react least at the bottom.翻译:仿写:我们的英语老师来了。5
4、This will keep air out of the water.翻译:仿写 :你应该让狗呆在屋子外面。皿.单项填空1 Two-thirds of the earth s surface water.A isBareC wasDwere2 When we use metals, is important to know they react different substances.A it;toBthis;toCit;withDthis; with3 Below is a description of a simple experiment.A scienceBscientistC s
5、cientificD scientifically4 the tube for one week.A LeavingB LeavesC LeftD Leave5 Add some oil the water.A atBintoC inD to6 The reaction of metals with these substances can be inorder.A putB madeCtakenD had7Different metals have different uses,for example,steel is used in cars,and iron is used in ele
6、ctrical .A instrumentB equipmentCtechnologyD technique8Here is a table the metals that react most at the t,opandthe metals that react least at the bottom.A forBaboutC withD of9 This will air out of the water.A findB makeChaveD keep10This makes sure no air in the water.A there areB there isC there ha
7、sDthere haveIV .阅读理解Solar energy for your home is coming.It can help you as a single home owner.It can help the whole country as well.Whether or not solar energy can save your money depends on many things.Where you live is one factor and the type of home you have is another.Things like insulation (绝
8、缘材料 ),present energy cost,s and the type of system you buy are added factors.Using solar energy can help save our precious fuel.As you know,our supplies of oil and gas are very limited.There is just not enough on hand to meet all our future energy needs.Sooneror later Mother Nature will say that als
9、l.The only way we can delay hearing those words is by starting to save energy now and by using other source,slike the sun.We won t have to worry about the suns running out of energy foranother several billion years or so.Beside,s the sun doesn t offer as many problems as other energy sources.For exa
10、mple,fossil fuel (矿物燃料 ) adds to already high pollution levels.With solar energy,we will still need sources of energy,but we won t need as much.That means we can cut down on our pollution problems.With all these good points ,why don t we use more solar powe?r There are many reasons for this.The bigg
11、est reason is money.Until no,w it was just not practical for a home owner to put in a solar unit.There were cheaper sources of energy.All that is changing now.Solar costs are starting to equal the costs of oil and electricity.Experts say that gas, oil and electricity prices will continue to rise.The
12、 demand for electricity is increasing rapidly.But new power plants will use more gas , oil or coal.Already in some places the supply of electricity is being rationed (限量供应 )Solar energy is now in its infancy (初期) It could soon grow to become a major part of our nation s energy supply.1 What s this p
13、assage mainly about?A Something about solar energy and pollution.B Solar energy.C Energy and pollution.D Energy and money.2 Solar energy can help us.A escape punishment from natureB become home ownersC get rid of present energyD save our precious fuel3The sun is an endless source of energ,y and it w
14、ill not run out of energy for.A . several million yearsB . several hundred yearsC. several billion yearsD. several thousand years4. Which of the following statements is TRUE?A . Energy from coal would not pollute our living environment.B . Energy from natural gas would not pollute our living en vir
15、onment.C . En ergy from the sun would not pollute our liv ing en vir onment.D . Energy from oil would not pollute our living environment.5 . Solar energy is now in its infancy, .A . but in the future it will become an important part of our nation en ergy supplyB . so we will build more power pla nts
16、C . and the supply of electricity will be rationed throughout the countryD . so we don t need itcon tract n . 合同,契约生义:v与订立合同或契约;感染(疾病);收缩(1) He has a two-year con tract (of employme nt) with the firm.他与这家公司订有两年的(雇用)合同。(2) She has con tracted to work 20 hours a week.她已签订每周工作20小时的合同。(3) Metals expa nd
17、 whe n heated and con tract whe n cooled.金属加热时膨胀,冷却时收缩。答案I 1.of 2in 3.at at 4.of 5.at 6.in 7to 8.of9with 10. downn1很难想像一个没有金属的世界。It is necessary to learn English well 2. 不同的金属有不同的用途。Different people have different opinions 3. 金属与这些物质的反应程度可以按顺序排列起来。After the experiment,everything is put in order in t
18、he cupboard. 4这里有一个表格,反应强烈的金属在上面,反应微弱的在下 面。Here comes our English teacher. 5这会将空气隔绝在水外。You should keep the dog out of the room.皿1A 分数或百分数修饰名词作主语时,谓语动词的单复数取 决于分数或百分数后面的名词的单复数。 句子的主语 surface 是不可 数名词,谓语动词用单数,陈述的是事实,用一般现在时。 2C 形式主语只能用 it ;(化学)发生反应用 react with 。故答 案为 C 项。3. C scientific 科学的,作定语修饰 experiment。scientific experiment 科学试验,符合句意。 4. D 祈使句用动词原形开头,故选 D 项。 5. D add.to 把添到/加到上。6. A put sth.in order 把事物按顺序排列。 7. B equipment 设备,是不可数名词, electrical equipment 电器,符合句意。 instrument 仪器,是可数名词; technology 指总 的
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