最新牛津译林版九年级英语下册 Unit 4 reading I Life on another planet课件

planet (s)
Imagine v. Imaginative adj.
spacecraft a long journey
at the speed of light
oxygen
float gravity
Listen and answer
Is life on Mars always better than life on Earth today?
2. How long does it take to fly to Mars at present? a Hours. b Months. c Years.
3. What would the flight to Mars be like by the year 2100? a Fast and comfortable. b Fast but uncomfortable. c Slow but comfortable.
1. By 2100, people might live on T Mars.
2. EMaarrths is becoming crowded and F polluted.
3. Now, it takes months for a
spacecraft to travel from earth to
4. What would food on Mars be like? a Very tasty. b Very sweet. c Not very tasty.
5. Would gravity be a problem on Mars? a No, it’s not a problem. b Yes. Many people would get lost. c Yes, and people would wear special boots.

牛津译林版英语九下Unit 4《Life on Mars》（Reading B、C）教学设计一. 教材分析《Life on Mars》是一篇关于科学家对火星上是否存在生命的研究的文章。

文章介绍了火星探测的历史，火星的环境以及科学家对火星生命的探索。

通过阅读文章，学生可以了解火星探测的科学知识，同时提高阅读理解能力。

二. 学情分析学生在学习本课时已经掌握了基本的英语语法和词汇，具备一定的阅读理解能力。

但部分学生对科学知识了解不多，可能对文章中的专业术语感到困难。

因此，在教学过程中需要帮助学生理解文章内容，掌握相关科学词汇。

三. 教学目标1.了解火星探测的历史，火星的环境以及科学家对火星生命的探索。

2.提高阅读理解能力，能够理解并概括文章的主要内容。

3.掌握相关科学词汇和表达方式。

四. 教学重难点1.理解文章中的科学知识，特别是火星探测的专业术语。

2.运用阅读策略，概括文章的主要内容。

五. 教学方法采用任务型教学法，让学生在完成任务的过程中提高阅读理解能力。

同时，运用合作学习法，让学生分组讨论，共同解决问题。

此外，运用启发式教学法，引导学生思考和探讨，激发学生的学习兴趣。

六. 教学准备1.制作多媒体课件，展示火星探测的图片和视频。

2.准备相关科学词汇的卡片。

3.准备文章的阅读材料。

七. 教学过程1.导入（5分钟）利用多媒体课件，展示火星探测的图片和视频，引导学生关注火星，激发学生的学习兴趣。

同时，简要介绍火星探测的历史，为阅读文章做好铺垫。

2.呈现（10分钟）分发文章，让学生独立阅读。

在阅读过程中，鼓励学生遇到生词和难点时，借助文章下面的注释和词汇卡片进行理解。

教师巡视课堂，解答学生的疑问。

3.操练（10分钟）学生分组讨论，共同解答以下问题：a.What is the mn idea of the passage?b.Can you summarize the key points of the passage?c.What do you think about the possibility of life on Mars?教师参与讨论，引导学生运用文章中的信息进行回答。

They would travel at (1) _t_h_e_s_p_e_e_d_o_f__li_g_h_t and it might take (2) _o_n_ly__2_0_m__i_n_u_te_s_.
Read Paras 3 & 4 and do some T or F exercises
unusual …
Have a debate
(For)
VS
(Against)
Life on Mars is better because… Life on the Earth is better because…
1. no pollution 2. more space 3. less homework 4. more time for hobbies
Para 1 tRheearseoans.on of moving to Mars
Five aspects (方面) about the life on Mars.
Para 2 Para 3 Para 4 Para 5 Para 6
the speed of spacecraft tThheepdroisbaldemvasnotafgfeosoodf, wlivaitnegr aonndMoxayrsg.en on Mars
3. Will gravity be a big problem? A. No. We will tie ourselves to the planet. B. Yes. Many people will get lost. C. No. We will wear special boots.
4. How will we study, do our homework and take exams? A. We will not need to learn anything. B. At online schools. C. At normal schools.

8. What does the writer think of life on Mars? c a. Better than life on the Earth. b. Worse than life on the Earth. c. There would be good and bad points.
of technology, by the year 2100, the journey might only take about 20 minutes in spacecraft that travel at the speed of light! ②
However, the spacecraft would travel so fast that the jour网” 等社会信息化发展趋势。
B Life in the future B1 Daniel needs to check the meanings of some words in the
article. Help him match the words on the left with the meanings on the right. Write the correct letters in the blanks.
动词不定式（短语）作定语
There would probably be no schools on Mars. Every student would have a computer at home connected to an interplanetary network. They would study at online schools with “e-teachers”. Life on Mars would be interesting as well as challenging.