对比选择型议论文写作训练讲稿.ppt
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1、对比选择型议论文写作训练第一页,讲稿共三十九页哦Lecture Eleven对比选择型议论文对比选择型议论文写作训练写作训练第二页,讲稿共三十九页哦Learning Objective Evaluate two points of view and say which one you agree with.Practice writing an introduction,body paragraph and a conclusion.Topic:mobile phone第三页,讲稿共三十九页哦 要求从正反两方面对某一事物加以论述。要求从正反两方面对某一事物加以论述。这类议论文有其固定的模式,如
2、就某一事这类议论文有其固定的模式,如就某一事物或现象给出两种完全对立的观点,然后物或现象给出两种完全对立的观点,然后再摆出自己的看法;或是先说明某一事物再摆出自己的看法;或是先说明某一事物的重要性,积极因素,然后再说明该事物的重要性,积极因素,然后再说明该事物的危害性、消极因素等。的危害性、消极因素等。对比选择型对比选择型(正反两点论式正反两点论式)议论文议论文第四页,讲稿共三十九页哦Argumentation Topic:Some people say that mobile phones represent a danger to users because of the possible
3、 health issues,such as cancer or brain damage,associated with them.Others say that mobile phones are a great benefit to mankind.Evaluate these two viewpoints and give your own opinion.第五页,讲稿共三十九页哦Group Discussion What are some of the possible health risks from using mobile phone?What are some of the
4、 benefits of using mobile phones?Make a list of these with your partner.第六页,讲稿共三十九页哦Model 1 Read Model 1 and check if the writer mentioned the same benefits that thought of.What is the writers overall opinion about mobile phone use?第七页,讲稿共三十九页哦Paragraph 1 Mobile phones are becoming increasingly popu
5、lar nowadays,and the number of people using them has grown hugely,especially in developing countries.There is some debate about the safety of mobile phones,but in my opinion,the benefits from these phones are far greater than any possible health risks.第八页,讲稿共三十九页哦 There is some concern that mobile p
6、hones may cause brain damage or cancer because of the radiation they emit while they are being used.Some people are also worried that cell phone owners may be bad for health.However,researchers have conducted experiments over many years to find out if this is true,and so far they have found no evide
7、nce for this.Paragraph 2第九页,讲稿共三十九页哦 On the other hand,mobile phones have many benefits.They help individuals to communicate quickly and easily,and they can be used both for social reasons and in emergencies.For example,people can use them to contact their friends.They are also useful if someone has
8、 an accident while driving.In addition,isolated communities which do not have land lines can use mobile phones to contact the outside world,and this is much cheaper than installing landline phones.Paragraph 3第十页,讲稿共三十九页哦 In conclusion,although some people are worried about the health risks of cell p
9、hones,there is little or no evidence for this.However,there is a lot of evidence for the benefits of cell phones,so in my opinion we should not worry about the dangers of cell phone use.Paragraph 4第十一页,讲稿共三十九页哦 Fill in the gaps with words from the word listPractice I第十二页,讲稿共三十九页哦 A.debate B.risk C.r
10、adiation D.emit E.research F.tower G.evidence H.isolated I.landline J.install K.chat L.destination M.directions N.concentrate O.conduct P.emergency 1.Cell phones and cell phone emit ,and there is a about whether this is dangerous for human health.Scientists are about the health of mobile phones.Howe
11、ver,so far they have found no that the radiation that cell phones poses a health risk for humans.第十三页,讲稿共三十九页哦 A.debate B.risk C.radiation D.emit E.research F.tower G.evidence H.isolated I.landline J.install K.chat L.destination M.directions N.concentrate O.conduct P.emergency 1.Cell phones and cell
12、 phone towers emit radiation,and there is a debate about whether this is dangerous for human health.Scientists are conducting research about the health risks of mobile phones.However,so far they have found no evidence that the radiation that cell phones emit poses a health risk for humans.第十四页,讲稿共三十
13、九页哦 A.debate B.risk C.radiation D.emit E.research F.tower G.evidence H.isolated I.landline J.install K.chat L.destination M.directions N.concentrate O.conduct P.emergency 2.Cell phones have many benefits for people in communities,because phones is very expensive,and cell phones allow communication w
14、ithout the need for landline phones.第十五页,讲稿共三十九页哦 A.debate B.risk C.radiation D.emit E.research F.tower G.evidence H.isolated I.landline J.install K.chat L.destination M.directions N.concentrate O.conduct P.emergency 2.Cell phones have many benefits for people in isolated communities,because install
15、ing landline phones is very expensive,and cell phones allow communication without the need for landline phones.第十六页,讲稿共三十九页哦 A.debate B.risk C.radiation D.emit E.research F.tower G.evidence H.isolated I.landline J.install K.chat L.destination M.directions N.concentrate O.conduct P.emergency 3.Cell p
16、hones should not be used while driving,because drivers can lose if they are and this can be dangerous.However,they are very useful in and also to help people to get for their if they are lost.第十七页,讲稿共三十九页哦 A.debate B.risk C.radiation D.emit E.research F.tower G.evidence H.isolated I.landline J.insta
17、ll K.chat L.destination M.directions N.concentrate O.conduct P.emergency 3.Cell phones should not be used while driving,because drivers can lose concentration if they are chatting and this can be dangerous.However,they are very useful in emergencies and also to help people to get directions for thei
18、r destination if they are lost.第十八页,讲稿共三十九页哦Practice II Put the verbs in bracket into the correct tense.Add while to the sentence.Omit the subject and be verb from the continuous action.(Some verbs are passive.)Example(drive)to workmany people(waste)time in traffic congestion While driving to work,m
19、any people waste time in traffic congestion.第十九页,讲稿共三十九页哦 1.many people(have)accidents(drive)to work.2.chatting on a cell phone(drive)(be)dangerous 3.it(be)sensible to take precautions(use)a cell phone 4.people(expose)to radiation(use)a cell phone 5.talking(drive)(lead to)loss of concentration 6.cel
20、l phone(emit)radiationthey(use)7.You should(avoid)drinking alcohol(drive)第二十页,讲稿共三十九页哦 1.many people(have)accidents(drive)to work.Many people have accidents while driving to work.2.chatting on a cell phone(drive)(be)dangerous Chatting on a cell phone while driving is dangerous 3.it(be)sensible to ta
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