高中英語(yǔ) Module 5 A Lesson in a Lab第三課時(shí)課件 外研版必修

1、2021-11-11to 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 science 2021-11-112021-11-11 1.the different uses of metals 2.the reaction of metals 3.the reaction of metals with oxygench

2、oose the best title for passage a.2021-11-11read passage a again and answer the questions v which metals react the most with oxygen and water?v what happens when you heat calcium in oxygen?v which metals react with steam?4. does iron have a slow or fast reaction with steam?5. does copper react with

3、water? 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_. it is very useful in our daily life.metals can react with different substanceshow how many stages are there in a scientific experiment rep

4、ortpassage b2021-11-11iron in dry airiron in air-free wateriron in ordinary wateruse of cotton wool_use of oil_why it rusts_cotton woolnails _ordinary waterrusty nailsoilwaterkeep the nails dry keep air out of the waterair in the waternails2021-11-11conclusion iron rusts in_. iron doesnt rust in _an

5、d_ordinary waterdry air air-free water .2021-11-11 half-fill with.boil put inadd to leave resultobserve the following experiment carefully and then write down an experiment report aim apparatus methodresult conclusion an experimennt report2021-11-11sum up how can you do a scientific experiment succe

6、ssfully?first, we need to have an_ and prepare _ for the experiment before we do the experiment.second, we must use correct_to do the experiment and watch carefully.then we can get the_and draw a_. aimapparatusmethodsresultconclusion.短語(yǔ)運(yùn)用短語(yǔ)運(yùn)用be proud be proud of,usedof,used to,aimedto,aimed at,addat

7、,add up to, up to,keep out keep out of,putof,put.in .in order,keeporder,keep ones ones balance,thinkbalance,think of,reactof,react with,bewith,be supposed to supposed to1.in 1.in nature,manynature,many kinds of materials can kinds of materials can each other under certain each other under certain co

8、nditions. conditions.2.you 2.you ask the teacher if ask the teacher if you want to leave the classroom. you want to leave the classroom.3.he lifted his gun and 3.he lifted his gun and the bird the bird in the tree. in the tree.react withreact withare supposed toare supposed toaimed ataimed at4.all t

9、he money i had 4.all the money i had no more no more than one than one hunderedhundered dollars. dollars.5.when i saw these 5.when i saw these photos,iphotos,i my my college days. college days.6.try to 6.try to the trouble between the trouble between them. them.7.books should 7.books should again af

10、ter again after you have finished reading them. you have finished reading them.added up toadded up tothought ofthought ofkeep out ofkeep out ofbe put in orderbe put in order8.i struggled to 8.i struggled to on my new on my new skates. skates.9.all the chinese 9.all the chinese the success the succes

11、s of of shenzhoushenzhou . .10.life now is much better than it10.life now is much better than it be. be.keep my balancekeep my balanceare proud ofare proud ofused toused to.翻譯句子翻譯句子1.1.學(xué)生人數(shù)在迅速增加。（學(xué)生人數(shù)在迅速增加。（expandexpand） 2.2.做完實(shí)驗(yàn)后，一切東西都要有序的排列在器皿做完實(shí)驗(yàn)后，一切東西都要有序的排列在器皿 柜中。柜中。(put.in order)(put.in order)

12、 3.3.這是我過(guò)去經(jīng)常去游泳的小河。這是我過(guò)去經(jīng)常去游泳的小河。(where)(where) student numbers are expanding rapidly.student numbers are expanding rapidly.after the after the experiment,everythingexperiment,everything is put in is put inorder in the cupboard.order in the cupboard.this is the river where i used to gothis is the ri

13、ver where i used to goswimming.swimming.4.to find out the 4.to find out the truth,youdtruth,youd better do it better do it once by yourself. once by yourself.（不定式作目的狀語(yǔ)）（不定式作目的狀語(yǔ)） 5.it is hard to think of a world without 5.it is hard to think of a world without metals. metals. 為了發(fā)現(xiàn)事實(shí)，你最好親自做一次。為了發(fā)現(xiàn)事實(shí)，

14、你最好親自做一次。很難想像一個(gè)沒(méi)有金屬的世界。很難想像一個(gè)沒(méi)有金屬的世界。.單項(xiàng)填空單項(xiàng)填空1.on hearing the 1.on hearing the news,thenews,the girl rushed out girl rushed out without hesitation, without hesitation, the bag the bag on on the floor and the floor and in the dark. in the dark. a.left;lied;disappeareda.left;lied;disappeared b.leavin

15、g;lying;disappearedb.leaving;lying;disappeared c.leaving;lie;disappearingc.leaving;lie;disappearing d.left;lay;disappeard.left;lay;disappear 解析解析 分析句子知分析句子知leaving the bag.leaving the bag.是分詞是分詞 短語(yǔ)作狀語(yǔ)；而短語(yǔ)作狀語(yǔ)；而the bagthe bag和和lielie間是主謂關(guān)系，間是主謂關(guān)系， 故用故用lyinglying的形式；而的形式；而disappeardisappear和和rush outru

16、sh out是是 句子的謂語(yǔ)動(dòng)詞；因此句子的謂語(yǔ)動(dòng)詞；因此b b正確。正確。b2.there are both advantages and 2.there are both advantages and disadvantages in the scheme disadvantages in the scheme proposed,butproposed,but i think we should benefit by i think we should benefit by adopting it. adopting it. a.ona.on balance balanceb.outb.o

17、ut of balance of balance c.onc.on the balance the balanced.offd.off balance balance 解析解析 on balanceon balance總的來(lái)說(shuō)。總的來(lái)說(shuō)。a3.churches are often built 3.churches are often built the cross the cross in the west. in the west. a.ina.in form of form ofb.inb.in the form of the form of c.withc.with form of fo

18、rm ofd.ind.in a form of a form of 解析解析 in the form of.in the form of.以以樣的形式；呈樣的形式；呈 現(xiàn)現(xiàn)樣的形式。樣的形式。b4.when 4.when ,metals ,metals . . a.heating;extenda.heating;extendb.heated;extendb.heated;extend c.heating;expendc.heating;expendd.heated;expandd.heated;expand 解析解析 metalmetal和和heatheat為動(dòng)賓關(guān)系，故用為動(dòng)賓關(guān)系，故用he

19、ated,heated, 完整形式是：完整形式是：when it is heated,when it is heated,由常識(shí)知加由常識(shí)知加 熱時(shí)鐵膨脹，故用一般現(xiàn)在時(shí)。熱時(shí)鐵膨脹，故用一般現(xiàn)在時(shí)。d5.they will start their project 5.they will start their project at at helping the poor children to be educated helping the poor children to be educated in chinas west. in chinas west. a.aimsa.aimsb.a

20、imingb.aiming c.beingc.being aimed aimedd.aimedd.aimed 解析解析 分析句子知分析句子知projectproject和和aim ataim at之間是主謂之間是主謂 關(guān)系，故用其關(guān)系，故用其- -inging形式形式aimingaiming。b6.after a long discussion about the 6.after a long discussion about the advantages and disadvantages of the plan, advantages and disadvantages of the pl

21、an, they finally came to they finally came to a(na(n) ) that it that it was practical. was practical. a.decisiona.decisionb.opinionb.opinion c.conclusionc.conclusiond.impressiond.impression 解析解析 come to a conclusioncome to a conclusion得出結(jié)論?？蘸蟮贸鼋Y(jié)論?？蘸?的的that it was practicalthat it was practical是是conc

22、lusionconclusion的同位的同位 語(yǔ)。語(yǔ)。c7.7. of the people on the net of the people on the net chinas economy is among the strongest chinas economy is among the strongest in the world.in the world. a.foura.four fifth;believesfifth;believes b.fourb.four fifth;believefifth;believe c.fourc.four fifths;believefifth

23、s;believe d.fourd.four fifths;believesfifths;believes 解析解析 考查分?jǐn)?shù)表達(dá)和主謂一致。當(dāng)分?jǐn)?shù)中分考查分?jǐn)?shù)表達(dá)和主謂一致。當(dāng)分?jǐn)?shù)中分 子大于子大于1 1時(shí)，分母需用復(fù)數(shù)，故排除時(shí)，分母需用復(fù)數(shù)，故排除a a、b b兩項(xiàng)；兩項(xiàng)； “分?jǐn)?shù)分?jǐn)?shù)/ /百分?jǐn)?shù)百分?jǐn)?shù)+of+of+名詞名詞”作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞 的單復(fù)數(shù)取決于名詞，本句中的單復(fù)數(shù)取決于名詞，本句中peoplepeople為復(fù)數(shù)，為復(fù)數(shù)， 故選故選c c。c8.the 8.the flight ca9525 for 1130 a.m. is flight ca9525 f

24、or 1130 a.m. is to be put off due to the stormy weather. to be put off due to the stormy weather. a.ordinarya.ordinaryb.commonb.common c.formalc.formald.regulard.regular 解析解析 本題考查形容詞辨析。本題考查形容詞辨析。regularregular正常的；正常的； 通常的；通常的；ordinaryordinary普通的，長(zhǎng)相一般的；普通的，長(zhǎng)相一般的； commoncommon常見(jiàn)的；常見(jiàn)的；formalformal正式的。正

25、式的。d9.any suggestion?9.any suggestion? youd better youd better the last sentence as the last sentence as it is rather misleading. it is rather misleading. sounds sounds reasonable.thenreasonable.then could you could you a a good ending to it? good ending to it? a.puta.put out;increaseout;increaseb.l

26、eaveb.leave out;addout;add c.findc.find out;findout;findd.knockd.knock out;chooseout;choose 解析解析 leave outleave out此處表示此處表示“刪除，省略刪除，省略”； addadd表示表示“加上加上”。根據(jù)句意選。根據(jù)句意選b b項(xiàng)。項(xiàng)。b10.mrs. brown was 10.mrs. brown was to have left for to have left for france last france last week,butweek,but something else s

27、omething else delayed him. delayed him. a.designeda.designedb.ableb.able c.possiblec.possibled.supposedd.supposed 解析解析 be supposed to do.be supposed to do.本應(yīng)該本應(yīng)該, ,原來(lái)；原來(lái)；be be designed to do. designed to do.打算做打算做。根據(jù)空后的。根據(jù)空后的to to have left have left知知d d項(xiàng)正確。項(xiàng)正確。d11.it was difficult to guess what hi

28、s 11.it was difficult to guess what his to the news would be. to the news would be. a.reactiona.reactionb.opinionb.opinion c.commentc.commentd.impressiond.impression 解析解析 oneones reaction to s reaction to sthsth. .表某人對(duì)表某人對(duì) 的反應(yīng)，此時(shí)介詞用的反應(yīng)，此時(shí)介詞用toto。a12.isnt 12.isnt rude rude him to talk to his him to t

29、alk to his mother like that? mother like that? a.that;fora.that;forb.that;ofb.that;of c.it;forc.it;ford.it;ofd.it;of 解析解析 本題考查句式：本題考查句式：it it is+is+adjadj.+of.+of sb.+tosb.+to do do sthsth. .的否定疑問(wèn)形式。的否定疑問(wèn)形式。d13.have you got in touch with tom?13.have you got in touch with tom? oh,sorry.ioh,sorry.i couldnt couldnt his phone his phone number at the moment. number at the moment. a.thinka.think about aboutb.thinkb.think over over c.thinkc.think out outd.thinkd.think of of 解析解析