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高中英语人教版 (新课标)必修3&4必修3Unit 4 Astronomy: the science of the stars课堂教学课件ppt
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这是一份高中英语人教版 (新课标)必修3&4必修3Unit 4 Astronomy: the science of the stars课堂教学课件ppt，共15页。
解决问题类作文一、文体感知1．文体特点(1)解决问题类作文对某些问题提出解决的建议、措施和方法。(2)理清写作主题，解决问题的办法应该是文章的重点。语言要简明扼要，目的明确，具有合理性和说服力；语气要委婉。(3)明确文章结构：开篇，提出问题；主体，分析和解决问题；总结，对提出问题的解决方法进行简要的评价。
2．写作指导解决问题的说明文写作，多采用一般现在时态，同时要注意人称和数的变化。一篇好的解决问题的说明文一般需要三个步骤：Raise the questin (提出问题)；Analyze the questin (分析问题)；Slve the questin (解决问题)。并注意在写作过程中务必边打草稿边修改，句子的连接与句式的转换要确保准确，最后完成定稿并认真抄写，保证卷面整洁书写规范。
3．亮点句式(1)提出问题①In fact，drinking in space is really a big prblem(that we have t face)．②One f the difficulties/challenges is hw t prevent air pllutin.③It is difficult/hard/tugh t stp students frm taking mbile phnes t classrms.④It is f great imprtance fr us t save energy.⑤Unless we take effective measures，it is likely that many students abandn themselves t cmputer games.
(2)提出解决问题的办法①Only in this way can we keep ur campus clean.②T slve these prblems，we shuld/must/had better make strick rules.③We can slve the prblem by taking effective measures.(3)得出结论①In a/ne wrd/T sum up，we shuld frm the habit f using mbile phnes prperly.②With the help f teachers/parents，we can manage t slve the prblem/vercme these difficulties.
3．写作模板These days，we/peple have t face the prblem that ________(提出问题)，which is becming mre and mre serius.First，________(说明现状)．Secnd，________(举例进一步说明)．Facing/Faced with ________，we shuld take effective measures t cpe with/deal with the situatin prblem.Fr ne thing，________(解决办法一)． anther thing ________(解决办法二)．，________(解决办法三)． fr me/As far as I'm cncerned/In my pinin，I believe that ________(我的解决办法)．..或T sum up/In cnclusin/In shrt，nly in this way can we slve the prblem.
二、典题演练随着科学技术的发展，人类太空旅游将不再是遥远的梦想。假设你是李华，对太空探索极感兴趣，现在请你写一篇英语短文，设想在今年暑假去太空旅游。如何克服失重条件下吃饭和喝水的问题。词数100左右。
1．完成句子。(1)如果我去太空旅游，会有一个问题。If I went t travel in space，there _______________________.(2)我可能会面临一个问题。I might ________________ a prblem.(3)在外部太空，重力会很弱。In uter space，____________________.
wuld be a prblem
be faced with
the gravity is very weak
(4)食物会到处飘动。The fd ______________________.(5)用这种方式，这个问题可以被解决。The prblem _______________________.
will flat arund/abut
wuld be slved in this way
2．句式升级。(6)用定语从句连接(1)(2)句If I went t travel in space，there wuld be a prblem I might be faced with.(7)用连接(3)(4)句In uter space，the gravity is s weak that the fd will flat arund/abut.(8)用“nly＋状语”改写第(5)句Only in this way wuld the prblem be slved.
If I went t travel in space，there wuld be a prblem I might be faced with：hw t eat and drink in uter space.I wuld have t take all my fds with me if I went t space travel，but in uter space，the gravity is s weak that the fd will flat arund if it is slid.I must make sure that it is specially made as liquid space fd.It culd be put in a tube and then I wuld be able t suck it mre easily.Perhaps I wuld use a straw t eat it.Only in this way wuld the prblem be slved.I might have a happy visit t space in that way.
假设你是李华，你在你的博客里看到一条署名为Wrried Jerry的留言。请你根据留言内容写一封建议信。Hw wnderful the wrld is！I want t travel in the winter hliday，but I dn't have enugh mney.What shuld I d?Wrried Jerry注意：1.词数100左右；2．信的格式已给出，不计入总词数。
Yu needn't wrry t much abut that.It's a gd idea t travel arund in the winter hliday.Yu shuld relax after a lng perid f study; besides，yu may pick up lts f useful knwledge while travelling.In my pinin，yu shuld tell yur parents abut it first.They will ffer yu sme suggestins.If they dn't give sme mney t yu，it desn't matter.Yu can d sme parttime jbs t make mney.It's very interesting and meaningful！What's mre，yu can als invite yur friends t g with yu.Take gd care f yurself.As lng as yu are willing t prepare well，everything will be OK!
解决问题类作文一、文体感知1．文体特点(1)解决问题类作文对某些问题提出解决的建议、措施和方法。(2)理清写作主题，解决问题的办法应该是文章的重点。语言要简明扼要，目的明确，具有合理性和说服力；语气要委婉。(3)明确文章结构：开篇，提出问题；主体，分析和解决问题；总结，对提出问题的解决方法进行简要的评价。
2．写作指导解决问题的说明文写作，多采用一般现在时态，同时要注意人称和数的变化。一篇好的解决问题的说明文一般需要三个步骤：Raise the questin (提出问题)；Analyze the questin (分析问题)；Slve the questin (解决问题)。并注意在写作过程中务必边打草稿边修改，句子的连接与句式的转换要确保准确，最后完成定稿并认真抄写，保证卷面整洁书写规范。
3．亮点句式(1)提出问题①In fact，drinking in space is really a big prblem(that we have t face)．②One f the difficulties/challenges is hw t prevent air pllutin.③It is difficult/hard/tugh t stp students frm taking mbile phnes t classrms.④It is f great imprtance fr us t save energy.⑤Unless we take effective measures，it is likely that many students abandn themselves t cmputer games.
(2)提出解决问题的办法①Only in this way can we keep ur campus clean.②T slve these prblems，we shuld/must/had better make strick rules.③We can slve the prblem by taking effective measures.(3)得出结论①In a/ne wrd/T sum up，we shuld frm the habit f using mbile phnes prperly.②With the help f teachers/parents，we can manage t slve the prblem/vercme these difficulties.
3．写作模板These days，we/peple have t face the prblem that ________(提出问题)，which is becming mre and mre serius.First，________(说明现状)．Secnd，________(举例进一步说明)．Facing/Faced with ________，we shuld take effective measures t cpe with/deal with the situatin prblem.Fr ne thing，________(解决办法一)． anther thing ________(解决办法二)．，________(解决办法三)． fr me/As far as I'm cncerned/In my pinin，I believe that ________(我的解决办法)．..或T sum up/In cnclusin/In shrt，nly in this way can we slve the prblem.
二、典题演练随着科学技术的发展，人类太空旅游将不再是遥远的梦想。假设你是李华，对太空探索极感兴趣，现在请你写一篇英语短文，设想在今年暑假去太空旅游。如何克服失重条件下吃饭和喝水的问题。词数100左右。
1．完成句子。(1)如果我去太空旅游，会有一个问题。If I went t travel in space，there _______________________.(2)我可能会面临一个问题。I might ________________ a prblem.(3)在外部太空，重力会很弱。In uter space，____________________.
wuld be a prblem
be faced with
the gravity is very weak
(4)食物会到处飘动。The fd ______________________.(5)用这种方式，这个问题可以被解决。The prblem _______________________.
will flat arund/abut
wuld be slved in this way
2．句式升级。(6)用定语从句连接(1)(2)句If I went t travel in space，there wuld be a prblem I might be faced with.(7)用连接(3)(4)句In uter space，the gravity is s weak that the fd will flat arund/abut.(8)用“nly＋状语”改写第(5)句Only in this way wuld the prblem be slved.
If I went t travel in space，there wuld be a prblem I might be faced with：hw t eat and drink in uter space.I wuld have t take all my fds with me if I went t space travel，but in uter space，the gravity is s weak that the fd will flat arund if it is slid.I must make sure that it is specially made as liquid space fd.It culd be put in a tube and then I wuld be able t suck it mre easily.Perhaps I wuld use a straw t eat it.Only in this way wuld the prblem be slved.I might have a happy visit t space in that way.
假设你是李华，你在你的博客里看到一条署名为Wrried Jerry的留言。请你根据留言内容写一封建议信。Hw wnderful the wrld is！I want t travel in the winter hliday，but I dn't have enugh mney.What shuld I d?Wrried Jerry注意：1.词数100左右；2．信的格式已给出，不计入总词数。
Yu needn't wrry t much abut that.It's a gd idea t travel arund in the winter hliday.Yu shuld relax after a lng perid f study; besides，yu may pick up lts f useful knwledge while travelling.In my pinin，yu shuld tell yur parents abut it first.They will ffer yu sme suggestins.If they dn't give sme mney t yu，it desn't matter.Yu can d sme parttime jbs t make mney.It's very interesting and meaningful！What's mre，yu can als invite yur friends t g with yu.Take gd care f yurself.As lng as yu are willing t prepare well，everything will be OK!
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