本单元的写作项目是议论文，议论文的写作就是对某一方面的问题，通过列举事实、讲道理的方法来表达自己的看法。一般来说，议论文由论点、论据、论证三部分组成，通常按提出问题、分析问题、解决问题的逻辑顺序来安排写作。
[基本框架]
1．开头(the beginning)——交代或提出问题
2．主体(the bdy)——介绍或从几个方面来分析问题
3．结尾(the ending)——写出解决问题的方法或思路
[常用词汇]
1．argue with sb.abut sth.
与某人争论某事
2．with the develpment f science and technlgy
随着科技的进步
3．My reasns are as fllws...
我的理由如下
4．I dn't agree with the idea that...
我反对这个观点……
5．explring space has prmted the develpment f...
宇宙探索促进了……的发生
6．space explratin benefits farming
宇宙探索惠及农业
[常用语句]
★精彩开头
1．Different peple have different ideas abut space explratin.
对于探索宇宙不同的人有不同的观点。
2．I hld the view that mankind shuld explre space.
我认为人类应该探索宇宙。
3．Different peple lk at the questin in different ways.
不同的人对这个问题有不同的看法。
★正文佳句
1．60% f the peple hld the view that explring space will benefit us, n the ther hand, 40% think it wastes lts f time and mney.
百分之六十的人认为探索太空会对我们有益，然而另一方面，百分之四十的人认为它浪费了大量的时间和金钱。
2．I think there are many advantages in explring space.First，it has made a difference in the fight against wrld hunger.Secnd, it made us realize that ur earth's resurces are limited.
我认为探索宇宙有很多优点，第一，它在抗击世界性饥饿的战斗中发挥了作用。第二，它让我们认识到地球的资源是有限的。
3．On the ther hand，the rest f the peple are against the plan because it may result in sme bad effects.
另一方面，其余的人反对这个计划，因为它可能会导致一些不好的影响。
★余味结尾
1．I hld the belief that space explratin nt nly enable us t understand hw the universe began but als help us survived well int the future.
我坚信探索太空不仅能够使我们了解宇宙的起源而且能够帮助我们在未来更好地生活。
2．I think we shuld spend mre time and mney t explre space s as t prvide new and better slutins t peple's shrtterm and lngterm prblems.
为了给人类的短期和长期问题提供更新和更好的解决方法，我认为我们应该花更多的时间和金钱来探索太空。
3．Frm my pint f view，it is wrng f yung peple t depend n their telephnes t much，which may d harm t bth their physical and mental health.
在我看来，年轻人过度依赖手机是不对的，因为这可能会对他们的身心健康有害。
假设你是李华。最近，你班学生就“太空是否值得探索”这一话题展开讨论。请你根据下面提供的信息，用英语写一封信向你的好朋友汤姆介绍这一情况。
内容包括：
30%的学生认为不值得探索：
1．离我们及我们的日常生活太遥远；
2．浪费金钱，这些金钱本可以用来解决地球上的饥饿、污染等问题。
70%的学生认为值得探索：
1．卫星已用来进行通信传播、天气预报，使我们的生活更加方便；
2．有望解决地球能源短缺等问题。
Dear Tm，

Yurs，
Li Hua
【学生习作】
【升格作文】
Dear Tm，
Hw's everything ging? Recently, students in ur class have had a discussin n whether space is wrth explring.
On the ne hand, 30% f us think that space explratin is nt wrthwhile. They think space is t far away frm us and ur daily life. And space explratin will waste a lt f mney, which can be used t slve the prblems such as starvatin and pllutin. On the ther hand，70% think space is wrthy t be explred.It is knwn that satellites have been used fr weather frecasts as well as cmmunicatin, which makes ur life mre cnvenient. Besides, if resurces are fund n ther planets, the prblem f energy shrtages n ur earth can be slved.
What abut yur pinin? Lking frward t yur early reply.
Yurs，
Li Hua
微信学习群越来越受到人们的欢迎。对此，不同的人持有不同的观点。请你根据以下提示，用英语给某英语报刊写一篇短文，并谈谈你的看法。
注意：1.短文要包括所有要点，不要简单翻译，可适当发挥；
2．开头已给出，不计入总词数。
参考词汇：WeChat study grup微信学习群
Nwadays，WeChat study grups are mre and mre ppular amng peple.Hwever，different peple hld different pinins n this matter.

[参考范文]
Nwadays，WeChat study grups are mre and mre ppular amng peple.Hwever，different peple hld different pinins n this matter.
Sme peple prefer t study in WeChat grups.Their reasns are as fllws.Firstly，peple can learn new things they can't get frm bks.Secndly，learners can make full use f their spare time t study wherever they are.
Hwever，thers dn't think s.They argue that the grups are prly managed，which spread much false infrmatin.Besides，studying by jining the WeChat grups is a waste f time.
In my pinin，it is advisable t use WeChat grups t study，which can bring us great benefits.Nt nly can we be expsed t a lt f knwledge but we can exchange ideas with thers instantly.Dear Tm，
Hw's everything ging？①Recently，students in ur class have had a discussin n if space is wrth explring.
On the ne hand，30% f us think that space explratin is nt wrthwhile.They think space is t far away frm us and ur daily life.And space explratin will waste a lt f mney，which can be used t slve the prblems such as starvatin and pllutin.②On the ther hand，70% think space is wrth explring.③As we all knw，satellites have been used fr weather frecasts as well as cmmunicatin，which makes ur life mre cnvenient.Besides，if resurces are fund n ther planets，the prblem f energy shrtages n ur earth can be slved.
What abut yur pinin？Lking frward t yur early reply.
Yurs，
Li Hua
[点评] ①if使用不恰当，应用whether；
②此处可使用wrthy，避免重复；
③本句中含有两个定语从句，可改为其他句式。
赞成的理由
反对的理由
你的看法
1.获得新知识；
2.利用闲暇时间学习。
1.学习群管理不善；
2.浪费时间。
1.……
2.……