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本文(2014年秋高中英语同步课件:MODULE 5 A LESSON IN A LAB(第三课时)(外研版必修1).ppt)为本站会员(高****)主动上传,免费在线备课命题出卷组卷网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知免费在线备课命题出卷组卷网(发送邮件至service@ketangku.com或直接QQ联系客服),我们立即给予删除!

2014年秋高中英语同步课件:MODULE 5 A LESSON IN A LAB(第三课时)(外研版必修1).ppt

1、2024/5/25To know some metals and their reactions with some substancesTo learn how to do an experiment To be able to retell the main points in the text To build up the love for science2024/5/25potassium sodiumcalciummagnesiumaluminiumzincironcopper2024/5/251.The Different Uses of Metals2.The Reaction

2、 of Metals3.The Reaction of Metals with OxygenChoose the best title for Passage A.2024/5/25Read Passage A again and answer the questions Which metals react the most with oxygen and water?What happens when you heat calcium in oxygen?Which metals react with steam?4.Does iron have a slow or fast reacti

3、on with steam?5.Does copper react with water?Potassium,sodium and calsium.It burns to form an oxide.Magnesium,aluminium,and zinc.Slow.No,it doesnt.Do you think it is scientificto make Goujian Sword by using copperAfter learning Passage AWhat can we learn from Passage A?It is very important to know_.

4、It is very useful in our daily life.metals can react with different substanceshowHow many stages are there in a scientific experiment reportPassage B2024/5/25Iron in dry airIron in air-free waterIron in ordinary waterUse of cotton wool_Use of oil_Why it rusts_cotton woolnails _ordinary waterrusty na

5、ilsoilwaterKeep the nails dry Keep air out of thewaterAir in the waternails2024/5/25ConclusionIron rusts in_.Iron doesnt rust in _and_ordinary waterdry airair-free water.2024/5/25half-fill with.boil put inadd to leave resultObserve the following experiment carefully and then write down an experiment

6、 reportAim ApparatusMethodResultConclusionto find out if potassium reacts with cold water.a container,cold water,potassium,filter paper(滤纸),a pair of tweezers(镊子)(1)Half-fill the container with cold water.(2)Take a piece of potassium out of the oil.(3)Dry the potasium with the paper.(4)Put the potas

7、sium into the water.The potassium burns.Potassium reacts with cold water.An Experimennt Report2024/5/25Sum up How can you do a scientific experiment successfully?First,we need to have an_ and prepare _ for the experiment before we do the experiment.Second,we must use correct_to dothe experiment and

8、watch carefully.Then we can get the_and draw a_.aimapparatusmethodsresultconclusion.短语运用 be proud of,used to,aimed at,add up to,keep out of,put.in order,keep ones balance,think of,react with,be supposed to 1.In nature,many kinds of materials can each other under certain conditions.2.You ask the teac

9、her if you want to leave the classroom.3.He lifted his gun and the bird in the tree.react with are supposed to aimed at 4.All the money I had no more than one hundered dollars.5.When I saw these photos,I my college days.6.Try to the trouble between them.7.Books should again after you have finished r

10、eading them.added up to thought of keep out of be put in order 8.I struggled to on my new skates.9.All the Chinese the success of Shenzhou.10.Life now is much better than it be.keep my balance are proud of used to.翻译句子 1.学生人数在迅速增加。(expand)2.做完实验后,一切东西都要有序的排列在器皿 柜中。(put.in order)3.这是我过去经常去游泳的小河。(wher

11、e)Student numbers are expanding rapidly.After the experiment,everything is put in order in the cupboard.This is the river where I used to go swimming.4.To find out the truth,youd better do it once by yourself.(不定式作目的状语)5.It is hard to think of a world without metals.为了发现事实,你最好亲自做一次。很难想像一个没有金属的世界。.单项

12、填空 1.On hearing the news,the girl rushed out without hesitation,the bag on the floor and in the dark.A.left;lied;disappeared B.leaving;lying;disappeared C.leaving;lie;disappearing D.left;lay;disappear 解析 分析句子知leaving the bag.是分词 短语作状语;而the bag和lie间是主谓关系,故用lying的形式;而disappear和rush out是 句子的谓语动词;因此B正确。

13、B2.There are both advantages and disadvantages in the scheme proposed,but I think we should benefit by adopting it.A.on balance B.out of balance C.on the balance D.off balance 解析 on balance总的来说。A3.Churches are often built the cross in the West.A.in form of B.in the form of C.with form of D.in a form

14、 of 解析 in the form of.以样的形式;呈 现样的形式。B4.When ,metals .A.heating;extend B.heated;extend C.heating;expend D.heated;expand 解析 metal和heat为动宾关系,故用heated,完整形式是:When it is heated,由常识知加 热时铁膨胀,故用一般现在时。D5.They will start their project at helping the poor children to be educated in Chinas west.A.aims B.aiming C

15、.being aimed D.aimed 解析 分析句子知project和aim at之间是主谓 关系,故用其-ing形式aiming。B6.After a long discussion about the advantages and disadvantages of the plan,they finally came to a(n)that it was practical.A.decision B.opinion C.conclusion D.impression 解析 come to a conclusion得出结论。空后 的that it was practical是conclu

16、sion的同位 语。C7.of the people on the Net Chinas economy is among the strongest in the world.A.Four fifth;believes B.Four fifth;believe C.Four fifths;believe D.Four fifths;believes 解析 考查分数表达和主谓一致。当分数中分 子大于1时,分母需用复数,故排除A、B两项;“分数/百分数+of+名词”作主语时,谓语动词 的单复数取决于名词,本句中people为复数,故选C。C8.The flight CA9525 for 1130

17、 a.m.is to be put off due to the stormy weather.A.ordinary B.common C.formal D.regular 解析 本题考查形容词辨析。regular正常的;通常的;ordinary普通的,长相一般的;common常见的;formal正式的。D9.Any suggestion?Youd better the last sentence as it is rather misleading.Sounds reasonable.Then could you a good ending to it?A.put out;increase

18、B.leave out;add C.find out;find D.knock out;choose 解析 leave out此处表示“删除,省略”;add表示“加上”。根据句意选B项。B10.Mrs.Brown was to have left for France last week,but something else delayed him.A.designed B.able C.possible D.supposed 解析 be supposed to do.本应该,原来;be designed to do.打算做。根据空后的to have left知D项正确。D11.It was

19、difficult to guess what his to the news would be.A.reaction B.opinion C.comment D.impression 解析 ones reaction to sth.表某人对 的反应,此时介词用to。A12.Isnt rude him to talk to his mother like that?A.that;for B.that;of C.it;for D.it;of 解析 本题考查句式:It is+adj.+of sb.+to do sth.的否定疑问形式。D13.Have you got in touch with T

20、om?Oh,sorry.I couldnt his phone number at the moment.A.think about B.think over C.think out D.think of 解析 此题考查think短语辨析。think about 考虑;think over认真考虑;think out想出;think of想起;记起。D14.This is a piece of board at the gate of the construction,which reads:without permission.A.Keep out B.Keep away C.Keep of

21、f D.Keep up 解析 此题考查keep的搭配。keep out留在外 面;keep away(from)远离;keep off(使)避开;不介入;keep up保持。根据句意“未经 许可,不得入内”。A15.Bob,are you free at the moment?I have to ask you some questions.A.Its a pleasure B.Ask,please C.Help yourself D.Yes,go ahead 解析 Go ahead.问吧;Its a pleasure.是 别人表示感谢时的用语;Help yourself.自己 来吧!B项为汉式英语。D返回

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