山西省吕梁市石楼县石楼中学高中英语 Module5 Reading 精品课件 外研必修1.ppt

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1、外研版外研版 高一年级高一年级(必修必修1)Module 5英英语课件件2021/8/8 星期日1Reading Reading 2021/8/8 星期日2What can you see in these pictures?What can you see in these pictures?2021/8/8 星期日3BB.aimD.methodA.resultC.conclusionDACThe steps of a scientific experiment2021/8/8 星期日4Read the passage as quickly as you can and choose the

2、 best title for it.The Different Uses of Metals The Reaction of Metals The Reaction of Metals with Oxygen Passage A2021/8/8 星期日5The Reaction of MetalsThe Reaction of MetalsAim:Apparatus:Methods:Result:Conclusion:How different metals react with water and oxygen.(1)Heated in oxygen(2)put into water or

3、 steam2021/8/8 星期日6MetalsHeated in oxygenReaction with water or steamPotassiumBurn to form an oxideReacting with cold waterSodiumCalciumMagnesiumReacting with steamAluminiumZincIronReacts slowlyPartial reactionCopperPartial reactionNo reactionThe Reaction of Metals2021/8/8 星期日71.It is easy to do exp

4、eriments in a lab在实验室里做实验很容易。在实验室里做实验很容易。2.It is not so difficult to study English well.学好英语并不难。学好英语并不难。3.Your books are out of order,you should put them in order.你的书太乱了你的书太乱了,你应该把它们按顺序放好。你应该把它们按顺序放好。4.Your name is at the top of the list.你的名字在名单的最前面。你的名字在名单的最前面。2021/8/8 星期日8Read the passage again an

5、d answer the following questions:1.Which of the metals in the table reacts the most with oxygen and water?Potassium,calcium and sodium.2.What happens when you heat calcium in oxygen?It burns to form an oxide.2021/8/8 星期日93.Which metals react with steam?Magnesium,aluminium and zinc.4.Does iron have a

6、 slow or fast reaction with steam?It has a slow reaction.5.Does copper react with water?No,it doesnt.2021/8/8 星期日10Complete the passage with proper words according to passage A.Metals are very important,so when using them we should know how they _ with different substances.Take iron used in _ equipm

7、ent for example,when _ in oxygen,it will react slowly.When it is put together with water or _,there will be a partial _.reaction reactelectricalheated steam2021/8/8 星期日11Read the passage and fill in the chart.Passage BIron in dry airIron in air-free waterIron in ordinary waterStage A(starting experi

8、ment)cotton woolwater water 2021/8/8 星期日12Stage B(1 week later)Stage C(Result)nailswater Iron does not rust Iron does not rust Iron rusts 2021/8/8 星期日131.In the first part of the experiment,the _ is dry,not wet.2.It shows that iron _ when the air is dry.3.In the second part of the experiment,you mus

9、t _ the water to make sure there is no _ in it.airdoes not rustboilairRead the passage again and complete the sentences.2021/8/8 星期日144.You add _ to the water because this keeps _ out of it.5.It shows that _ does not rust in water that has no _ in it.some oilairnail air2021/8/8 星期日15Complete the pas

10、sage with proper words according to Passage A and B.It is hard to think of a world without metals.Different metals have different uses,for example,iron can be used in _ equipment.But above all we should know whether it will _ under electricalreact2021/8/8 星期日16different conditions.Otherwise it will

11、keep the equipment from working well.As we all know,if iron is heated in oxygen,it will react slowly but will not form an _.oxide2021/8/8 星期日17On the other hand,if it is put together with water or _,there will be a _ reaction.Next lets do an _ to support the above.First,get a test tube filled with w

12、ater and put it over the _ to _ for three minutes.steampartialexperimentBunsen burnerboil2021/8/8 星期日18Then put three or four clean nails in the water with some oil added to it and leave the tube for one week.What happens?The iron does not _ in air-free water.Another experiment,if you put the nails

13、in the tube with the air in it for one week,then what happens?Iron rusts in _ water.rustordinary2021/8/8 星期日191.When we use metals,it is important to know how they react with different substances,for example,water and oxygen.=When we use metals,we should know how metals react with different substanc

14、es,for example,water and oxygen,which is very important.Difficult sentencesDifficult sentences2021/8/8 星期日20本句是一个复合句，其中本句是一个复合句，其中when引导时间引导时间状语从句；在主句中，状语从句；在主句中，it为形式主语，为形式主语，真正的主语是动词不定式短语真正的主语是动词不定式短语to know.substances，其中，其中how.substances为为how引导的宾语从句，作引导的宾语从句，作know的宾语，的宾语，for example引出同位语，表示举例。引出同

15、位语，表示举例。2021/8/8 星期日212.Here is a table with the metals that react most at the top,and the metals that react least at the bottom.=A table is here.At the top of the table we can see the metals that react most and at the bottom of the table we can see metals that react least.2021/8/8 星期日22本句使用了倒装语序。句子

16、的主语是本句使用了倒装语序。句子的主语是a table，后面的，后面的with.bottom作定语修作定语修饰饰a table；两个；两个that都引导定语从句修都引导定语从句修饰饰the metals。句意句意:这里有一个表格，反应最强烈的这里有一个表格，反应最强烈的金属在最上面金属在最上面,反应最弱的在最下面。反应最弱的在最下面。2021/8/8 星期日23Read about an incident during a chemistry lesson and choose the best summary.Reading on P932021/8/8 星期日241.A student d

17、idnt follow the instructions carefully.He took the wrong liquid from the cupboard and nearly poisoned the class.2.2.The chemistry teacher was demonstrating an experiment when she heated a poisonous liquid.There was so much smoke that the students had to leave the room.2021/8/8 星期日253.A student was d

18、oing a chemistry experiment when he accidentally heated the wrong liquid and caused an incident in the laboratory.2021/8/8 星期日26Read the passage again and answer the questions:1.What substances were they using?Baking soda and hydrochloric acid.2.What substances were the students making?Salt.2021/8/8

19、 星期日273.How can they make the reaction quicker?By making the mixture hotter.4.What mistakes did Paul make?He used the wrong liquid.2021/8/8 星期日285.Why did he make the mistake?Because there was no label on the bottle.6.What happened when Paul heated the liquid?It formed a thick cloud of white gas.202

20、1/8/8 星期日297.Why did the teacher send the students out of the room?Because the liquid was acrylamide and the gas was poisonous.8.What lesson did the incident teach the students and the teacher?Never to leave a bottle without a label in the chemistry lab.2021/8/8 星期日301.Learn the new words by heart.2

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