初中英语外研版 (新标准)八年级下册Unit 2 We have not found life on any other planets yet教学设计

这是一份初中英语外研版 (新标准)八年级下册Unit 2 We have not found life on any other planets yet教学设计，共6页。教案主要包含了、单项选择等内容，欢迎下载使用。

主备人：沙慧琴 彭瑞珍 审核人：徐月瑶 复备人：____________
教学内容：Unit2 We have nt fund life n any ther planets yet.
课型：Reading and writing
教学目标：
1、能掌握本单元的单词和短语:nne, envirnment, slar system, grup, university, light, impssible, ut, cmmunicate
2、能够识别文章的主题，读懂以太空为主题的文章并能识别细节，作出正误判断。
3、能够根据图片完成与主题相关的写作任务。
教学重难点：
1、读懂以太空为主题的文章.
2、能用现在完成时简单介绍太空探索的话题和结合图片完成与主题相关的写作任务。
教学准备：
课堂整体运用任务型教学模式以及阅读课“四个阶段”教学模式。本课指导学生通过阅读获取信息，培养学生阅读技能。在教学过程中，采用多媒体手段辅助教学，利用各种图片和习题任务贯穿整个教学过程。因此，本节课需准备：PPT课件、挂图、录音机、课堂练习表格、奖品.
预习要求：
1、根据音标自学本课新单词；
2、查找相关资料，找出你认为本课较重要的语言点和短语。
教学过程：
板书设计： Unit 2 We have nt fund life n any ther planets yet.
hundreds/ thusands /millins/ billins f T1 T2 T3
g arund
nne f … n ne
be called far enugh
There have/ has been…
…
达标训练题
一 、单项选择
( ) 1. — Where’s Mr Green?
— He _____ t Changsha.
A. have been B. has gne C. has been D. have gne
( ) 2. — Is Tm at hme?
— N, he______ t twn.
A. has been B. has gne C. ges D. will g
( ) 3. He prmised t pick me up at the schl gate. Hwever, he _______ yet.
A. didn’t arrive B. desn’t arrive C. isn’t arriving D. hasn’t arrived
( ) 4. — What is the weather like this summer here?
— There ____ very little rain.
A. has B. has been C. are D. have been
( ) 5. A number f turists ______ Yangzhu many times because it is such a
beautiful city.
A. have been t B. has been t C. has gne t D. have gne t
( ) 6. The earth ges arund the sun, and _______ planets als g arund it.
A. the ther seven B. seven anther
C. seven thers D. mre seven
( ) 7. — Hw many f these films have yu seen?
—______ f them. I haven’t even heard f them befre.
A. N ne B. Nne C. Bth D. All
( ) 8. She’s nt strng enugh ______ walking up muntains.
A. t g B. ging C. g D. went
( ) 9.There are ________ peple in the z n Children’s Day.
A. ne hundreds B. tw hundreds f
C. hundreds f D. hundred f
( ) 10. —Have yu finished yur hmewrk?
_________. Just half f it. Hw abut yu ?
A. Nt at all B. Nt likely C. Nt a bit D. Nt yet
Keys: 1. B 2. B 3. D 4. B 5. A
6.A 7. B 8. A 9. C 10. D教学
步骤
教师活动
学生活动
设计意图
Step One
Warming-up (5’)
Lead in
1. See a vide abut Shenzhu-9 and answer a questin.
What’s the vide abut?
2. Let students lk at the pictures f spaceships and talk abut smething abut Chinese spaceships.
Fr example:
Shenzhu-9 is a manned spaceship.
…
3. Shw sme pictures abut sme planets and lead int this lessn.
Hw many planets have yu learned?
Have we fund life n Mars yet?
…
1. See the vide and answer the questin.
(Shenzhu-9 has gne int space.)

2. Lk at the pictures and talk abut what yu knw abut Chinese spaceships.
3. Lk at the pictures and describe them.
通过观看神州九号飞船升天这个环节，让学生了解我国在太空探索领域取得的伟大成就，同时也引导学生轻松的进入本节课的主题。
Step Tw
Pre-
reading
(5’)
Task1: Learn the new wrds
1. Shw students sme pictures and check the new wrds.
2. Organize the students t read the new wrds tgether.
3. Check the new wrds.
1. Lk at the pictures t say ut sme new wrds
2. Read the new wrds tgether.
3. Give the answers.
引导学生谈论描述图片来学习新单词和句型，为学生扫清阅读障碍。
Step Three
While-
reading (18’)
Task2: Reading
1. Fast reading
(1) Ask the students t read the passage and chse the best title fr it. (Activity 2)
(2). Check the answer.
2. Careful reading.
(1)Paragraph 1:
①Ask the students t read the Paragraph1 and answer the questins:
Has there been life n the earth fr hundreds f millins f years?
Have we fund life n any ther planes yet?
②Organize sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.
(2)Paragraph 2:
①Fill in the blanks after reading it.
T: Please read paragraph 2 and fill in the blanks:
The Earth is a planet and it _______ ______ the sun. Seven______ _______ als g arund the Sun. _____ ______them has an envirnment like the earth. S scientists haven’t _____life n them. The sun and its planets ______ ______ the slar system and ur slar system is called the _______ r the Milky Way. There are _____ _____ stars in the Galaxy and ur sun in ____ ne f them.
②Organize sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.
(3)Paragraphs 3 and 4:
①Let the students answer the questins after reading them:
Are there any ther galaxies in the universe?
Where have scientists sent spaceship?
Have spaceships visited mst f the universe?
②Organize sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in these paragraphs.
(4) Paragraph 5
① Ask the students t read Paragraph 5 and check the true sentences.
1. T the universe, scientists have many questins withut answers. ( )
2. Smene frm ther planets has tried t cmmunicate with us, s we are nt alne. ( )
②Organize sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.
(5) Ask the students t read the whle passage, check the true sentences, then check the answers. (Activity3)
Scan the passage and chse the best title fr it.
(2). Shw the answer.
(1)Paragraph 1:
① Read the Paragraph1 and answer the questins:
Has there been life n the earth fr hundreds f millins f years?
Have we fund life n any ther planes yet?
②Sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.
(2)Paragraph 2:
①Fill in the blanks after reading it.
The Earth is a planet and it _______ ______ the sun. Seven______ _______ als g arund the Sun. _____ ______them has an envirnment like the earth. S scientists haven’t _____life n them. The sun and its planets ______ ______ the slar system and ur slar system is called the _______ r the Milky Way. There are _____ _____ stars in the Galaxy and ur sun in ____ ne f them.
②Sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.
(3)Paragraphs 3 and 4:
①Answer the questins after reading them:
Are there any ther galaxies in the universe?
Where have scientists sent spaceship?
Have spaceships visited mst f the universe?
②Sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in these paragraphs.
(4) Paragraph 5
①Read Paragraph 5 and check the true sentences.
1. T the universe, scientists have many questins withut answers. ( )
2. Smene frm ther planets has tried t cmmunicate with us, s we are nt alne. ( )
②Sme students t cme t the blackbard and shw ut sme difficult language pints that they fund in this paragraph.

(5) Read the whle passage, check the true sentences, then shw the answers. (Activity3)
要求学生快速阅文章，回答问题，帮助学生理解课文内容。
通过学生快速阅读，培养学生获取主旨的能力。并进一步理解文章的内容， 为进一步学习做好铺垫。
让学生带着任务（问题）去阅读课文，去找答案，有助于学生更加准确地获取信息，提高阅读效果和技能。学生通过分层次阅读文章，获取具体信息，把知识点和课文理解在分段学习得以突破。而小组活动能通过学生间的自主、合作学习，让学生充分地实践运用语言，并激发学生创造性思维的发展。
Step Fur
Pst-
reading
(10’)
1. Retell.
(1). Let the students fill in the blanks accrding t the passage. （Activity 4）
(2). Call back the answers
frm tw students then
retell the shrt passage
in the whle class .
2.Writing
(1). Let students lk at the cartn picture and answer the questins. (Activity 5)
(2). Check the answers.
(3).Accrding t the Activity5’s answers, guide the students t discuss in grups, then write a shrt stry abut the peple n Mars., then write a shrt stry abut the peple n Mars.
Fx example:
We have just received a message frm ur spaceship t Mars. The spaceship has landed n Mars and has discvered peple. These peple haven’t sent us a message because they can’t hear us…
(4). Ask three students t shw their shrt passage frm the whle class.
(1). Fill in the blanks accrding t the passage (Activity 4).
(2).Shw the answers then
retell the shrt passage .
(1). Let students lk at the cartn picture and answer the questins. (Activity 5)
(2). Check the answers.
(3).Accrding t the Activity5’s answers, discuss in grups, then write a shrt stry abut the peple n Mars.
Fx example:
We have just received a message frm ur spaceship t Mars. The spaceship has landed n Mars and has discvered peple. These peple haven’t sent us a message because they can’t hear us…
(4). Ask three students t shw their shrt passage frm the whle class.
复述课文能使学生加深对课文内容的理解。
通过写作，让学生巩固所学，并增强写作能力。适量的口头练习，让学生巩固本课时的语言重点。
Step Five
Summary（1’）
1.Get the students t sum up the language pints.
T: What have we learned tday?
Ss:….
2. Let the students t chse the best team in this lessn.
1. Sum up the language pints.
2. T chse the best grups.
引导学生对这节课的总结，让学生做自由发言，培养学生自主学习，自主总结的良好学习习惯。
简短的评价使学生的课堂表现得到肯定并且可以激励学生的学习兴趣，树立学习英语的信心。
Step Six
Hme-
wrk
（1’）
Write a passage abut the peple n Mars.
Finish the hmewrk.
课后作业有助于学生巩固已学的知识，补充其他方面的锻炼。写作是阅读的拓展，让学生最终完全掌握语言，实践运用语言。