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九年级下册 Unit 4 Life on Mars
单元作业设计参考答案
Welcometo theunit
【基础性作业】
airtank
computer ...
driedfood
specialpens 言之有理
sleepingbag
books 即可
spacehelmet
...
specialboots
...
【拓展性作业】
答案范例：
For living:Wemight need to sleep inthesleeping bags. It must beuncomfortable.
But there would benopollution there. It could begood for ourhealth.
For study:Wewould probably have lessons through the Internet, sowe should
takecomputers with us.
For fun:Wewould have to wear special boots to play balls. It must be interesting
and challenging.
【综合实践性作业】
本题为开放性题目，在制作课件时能够根据时间和事件等关键词表达主题信
息即可。
Reading1
【基础性作业】
polluted; passengers; uncomfortable; tasty;
specially; huge; relax; lessons
【拓展性作业】
本题为开放性题目，学生在表格填写的过程中，可以依据书本上的内容，也
可以搜索网络资源，正确表达事实和观点即可。
【综合实践性作业】
手抄报制作，需要体现“火星生活优缺点”及“解决方案”两个方面。手抄
报展示的过程中，需以语篇形式口头描述。
Reading2
【基础性作业】
as well as; all over again; Compared with; at the speed of light;
feel ill; in theform of
【拓展性作业】
1. Scientists must research Mars as well as develop the technology for a person
tolivesafely there.
2.For over18months.
3. To prepare both astronauts’ minds and bodies for such a long trip away fromEarth.
4.It ispossiblebut challenging.（合理即可）
【综合实践性作业】
本题为开放性题目，能依托所给问题，表达观点并提供合理的事实支撑观点
即可。
Grammar
【基础性作业】
1.possibility distance circling doubt agreement
2.1)(that) Simon isinterested in 2)when hewas
3)because ofhis excellent service 4)in ablack coat over there
5)Without
【拓展性作业】
本题为开放性题目，可以根据教材中所讲到的火星或外太空知识用所给短语
造句，也可以查找网络、报纸、杂志和书籍，搜集有关知识造句。
例如：
Scientists are sure that the journey to the Mars might take 20 minutes in
spacecraft.
They are sure ofthe speed ofspace travel.
My friends wander ifthere would beenough water or food onMars.
Scientistsremind us of theproblem ofwater and food.
Are you aware of theimportance ofstudying in theschool onMars.
【综合实践性作业】
本题为开放性题目，搜集你所了解的火星生活或太空知识，敲定一个主题，
例如火星观光、火星学校、火星大餐、火星农庄等，发挥你的想象，将他们用图
画的形式展现出来，并配以简洁的描述和说明。可以利用你在拓展性作业中的句
子作为辅助。
Integrated skills
【基础性作业】
carried out crowded worththe risk get ill are afraid of After all
【拓展性作业】
successfully importance photos carry achievement program
scientists realized during farther/further
【综合实践性作业】
本题为开放性题目，可以利用自习课时间调查一下班级有多少同学想要搬去
火星生活，有多少人想要留在地球，记录下数据。下课后可以利用课间或自由活
动时间，以问卷或口头聊天的方式，询问部分同学想去或想留下的原因，记录在
表格里。将记录好的调查结果以报告的形式呈现，字数不限，尽力而为。
Studyskills
【基础性作业】
1. stillneed topractisemore 2.often make spelling mistakes
3.copy thenew words 4.read them 5.Remember5new words
6.keep anEnglishdiary andtry tousenew grammar rules
【拓展性作业】
本题为开放性题目，可以在其他同学和老师的帮助下对自己的英语学习进行
评价和反思，制定行之有效的提升英语学习的计划。
【综合实践性作业】本题为开放性题目，可以对自己的英语学习进行更为丰富的评价和反思，提
出更多相关问题，并进一步完善自己的英语学习计划。
Task
【基础性作业】
1. Planet Mars Bank 2.online 3.two moons 4.basketball games
5. shopping malls 6.space clothes 7.hard to find 8.comfortable
9. noairpollution 10.can float in theair
【拓展性作业】
蛛网图略
Onepossibleversion:
Here is aguide to livingonMars in thefuture.
The life on Mars is quite different from that on Earth. To solve the problem of
low gravity, you have to wear special space suits and boots. The food on Mars doesn’t
tastegood because itis in theform onpills.You may feel badabout that.
However, you can live in large houses for there is enough space. The public
transport system is quick and comfortable.You can also drive your own car which can
float in theair.For students, they can study at homewith thehelp oftheire-teachers.
In my opinion,life onMars will beinteresting and exciting.
【综合实践性作业】
本题为开放性题目，可以围绕老师给出的几个问题进行信息搜索，学会使用
蛛网图使文章内容结构化，并给出你们认为合理的生活指南。
