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1、Unit 4,Astronomy：the science of the stars,Section Writing,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 question (提出问题)；Analy
2、ze the question (分析问题)；Solve the question (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 In fact，drinking in space is really a big problem(that we have to face) One of the difficulties/challenges is how to prevent air pollution. It is difficult/hard/tough to stop st
3、udents from taking mobile phones to classrooms. It is of great importance for us to save energy. Unless we take effective measures，it is likely that many students abandon themselves to computer games.,(2)提出解决问题的办法 Only in this way can we keep our campus clean. To solve these problems，we should/must/
4、had better make strick rules. We can solve the problem by taking effective measures. (3)得出结论 In a/one word/To sum up，we should form the habit of using mobile phones properly. With the help of teachers/parents，we can manage to solve the problem/overcome these difficulties.,3写作模板 These days，we/people
5、have to face the problem that _(提出问题)，which is becoming more and more serious.First，_(说明现状)Second，_(举例进一步说明) Facing/Faced with _，we should take effective measures to cope with/deal with the situation problem.For one thing，_(解决办法一)For another thing _(解决办法二)Finally，_(解决办法三) Personally/As for me/As far
6、 as Im concerned/In my opinion，I believe that _(我的解决办法) 或To sum up/In conclusion/In short，only in this way can we solve the problem.,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个左右。,1完成句子。 (1)如果我去太空旅游，会有一个问题。 If I went to travel in space，there _
7、. (2)我可能会面临一个问题。 I might _ a problem. (3)在外部太空，重力会很弱。 In outer space，_.,would be a problem,be faced with,the gravity is very weak,(4)食物会到处飘动。 The food _. (5)用这种方式，这个问题可以被解决。 The problem _.,will float around/about,would be solved in this way,2句式升级。 (6)用定语从句连接(1)(2)句 _ (7)用so.that.连接(3)(4)句 _ (8)用“onl
8、y状语”改写第(5)句 _,If I went to travel in space，there would be a problem I might be faced with.,In outer space，the gravity is so weak that the food will float around/about.,Only in this way would the problem be solved.,Dear Tom， If I went to travel in space，there would be a problem I might be faced with：
9、how to eat and drink in outer space. I would have to take all my foods with me if I went to space travel，but in outer space，the gravity is so weak that the food will float around if it is solid.I must make sure that it is specially made as liquid space food.It could be put in a tube and then I would
10、 be able to suck it more easily.Perhaps I would use a straw to eat it.Only in this way would the problem be solved.I might have a happy visit to space in that way. Yours， Li Hua,假设你是李华，你在你的博客里看到一条署名为Worried Jerry的留言。请你根据留言内容写一封建议信。 How wonderful the world is！I want to travel in the winter holiday，bu
11、t I dont have enough money.What should I do? Worried Jerry 注意：1.词数100左右； 2信的格式已给出，不计入总词数。,Worried Jerry， You neednt worry too much about that.Its a good idea to travel around in the winter holiday.You should relax after a long period of study; besides，you may pick up lots of useful knowledge while t
12、ravelling. In my opinion，you should tell your parents about it first.They will offer you some suggestions.If they dont give some money to you，it doesnt matter.You can do some parttime jobs to make money.Its very interesting and meaningful！Whats more，you can also invite your friends to go with you.Take good care of yourself.As long as you are willing to prepare well，everything will be OK! Wish you success！ Yours， Li Hua,
