初中英语沪教牛津版（2024）七年级上册（2024）Unit 4 The Earth优质课课件ppt

这是一份初中英语沪教牛津版（2024）七年级上册（2024）Unit 4 The Earth优质课课件ppt，文件包含Unit4TheEarthReading课件音频pptx、U4Readingmp3等2份课件配套教学资源，其中PPT共44页， 欢迎下载使用。
1. system2. file3. amazing4. planet5. *billin6. cver7. area8. freezing9. nrth10. ple
n. 系统 p. 52n. 档案 p. 52adj. 令人大为惊奇的 p. 52n. 行星 p. 52num. 十亿 p. 52v. 盖；覆盖 p. 52n. 地区；区域 p. 53adj. 极冷的 p. 53n. 北；北方 p. 53n.（行星的）极；地极 p. 53
New wrds and phrases
11. desert12. metre13. reach14. *grain15. wide16. whale17. butterfly18. prvide19. explre
n. 沙漠；荒漠 p. 53n. 米 p. 53v. 足够达到 p. 53n. 谷粒 p. 53adj. 宽的；宽阔的 p. 53n. 鲸 p. 53n. 蝴蝶 p. 53v. 提供；供应 p. 53v. 探索 p. 53
20. slar system21. fact file22. be cvered by23. as far as we knw24. sea level 25. what’s mre26. prvide ... with ...
太阳系 p. 52事实档案 p. 52被……覆盖 p. 52据我们所知 p. 52海平面 p. 53更重要的是 p. 53提供；供应；给予 p. 53
First thughts
What amazing facts d yu knw abut the Earth?What d yu knw abut the sea?What prblems is the Earth facing?What can we d t prtect the Earth?
Befre yu read
the slar system
1 Lk at the pictures and fill in the blanks with the wrds and the phrase belw.
2 Cmplete the fact file with the wrds and phrases frm Exercise 1.
Read fr infrmatin
While-reading
Reading Strategy: Skimming
Read the titile, the pictures and the first and the last paragraph n Page 53 and answer the fllwing questins.
1. What des “the amazing planet” refer t?A. The Sun.B. The Mn.C. The Earth.
2. Where can yu find the article?A. On a science website.B. In a science magazine.C. In a stry bk.
Reading Strategy: Scanning
1 Find sentence in the article n page 53 t g with these phts.
Reading cmprehensin
There are fields and muntains, rivers and seas, frests and deserts.
The tallest trees in the wrld can reach ver 100 metres in height. The smallest plant is as small as a grain f rice.
Sme, like tigers and lins, live n land. Other animals, like birds, enjy the wide pen sky. Big blue whales call the sea hme, alng with many amazing fish.
And what’s mre, the Earth prvides us with all the things we need, such as fd, water, air and energy.
2 Read the article again and find evidence (证据) t supprt (证实) the statements belw.
(1) There are bth ht and cld places n Earth.____________________________________________________________________________________________(2) The Earth is full f life.____________________________________________________________________________________________(3) The Earth is very imprtant t us.____________________________________________________________________________________________
(1) There are bth ht and cld places n Earth.(2) The Earth is full f life.(3) The Earth is very imprtant t us.
Sme places are very ht, like the areas near the equatr. Sme are freezing cld, like the Nrth and Suth Ples.
The plants n Earth are wnderful in many different ways. The Earth is hme t millins f animals. It is ur hme and the nly planet we knw that supprts life.
... the Earth prvides us with all the things we need, such as fd, water, air and energy.
3 Read the article after the recrding and decide whether the fllwing statements true (T) r false (F).
( ) 1. Sme places n Earth are ht like the Nrth and Suth ples.( ) 2. The passage suggests that Earth is the nly planet we knw that supprts life.( ) 3. The smallest plant n Earth is as large as a ftball. ( ) 4. The Earth nly prvides us with fd, water and air.( ) 5. The tpic sentence f third paragraph is “The tallest trees in the wrld can reach ver 100 metres in height”.
freezing cld
a grain f rice
prvides us with all the things we need, such as fd, water, air and energy.
The plants n Earth are wnderful in many different ways.
Hw t find the tpic sentence?
Identifying the tpic sentence f a paragraphThe tpic sentence f a paragraph intrduces the main idea. It is usually at the beginning r the end f the paragraph. Fr example, the tpic sentence f paragraph 3 is:The plants n Earth are wnderful in many different ways.
Reading strategy
Practice: Find Tpic Sentences
Tpic sentence
supprting details
shws the main idea f the paragraph
prvide evidence r examples t explain the main pint, making the infrmatin mre cmprehensive and cnvincing fr readers.
Pst-reading
Discuss the questins belw.
(1) What d yu think makes the Earth an amazing planet?(2) Hw can we shw ur care fr ur planet?
One pssible answer
(1) What d yu think makes the Earth an amazing planet?
I think many things make the Earth an amzaing planet. There is water n the Earth, and that’s very imprtant fr life. We have all kinds f animals and plants. The blue sky and white cluds lk beautiful. There are different seasns, like spring, summer, autumn and winter. And the Earth has many natural wnders, like big muntains and deep ceans.
(2) Hw can we shw ur care fr ur planet?
We can save water and electricity at hme. We shuld nt thrw rubbish everywhere and keep ur envirnment clean. We can plant trees and flwers t make the Earth mre beautiful. We can als ride bikes r walk instead f (代替) taking cars t reduce pllutin. We shuld tell thers t prtect the Earth t.
Retell the key facts in the text
1. Sme places n the Earth are very ... like Sme places are ... like The highest muntain n the Earth is The deepest part f the sea is The tallest trees can reach The smallest plant is The Earth is hme t The Earth prvides peple with ...
Vcabulary practice
1 Chse the crrect meaning fr the wrds and phrases in italics.
(1) Sme places are very ht, like the areas near the equatr. a twns b desertsc places(2) The tallest trees in the wrld can reach ver 100 metres in height. a grw tb tuchc feel(3) And what’s mre, the Earth prvides us with all the things we need ... a hweverb in cnclusinc besides; in additin(4) And waht’s mre, the Earth prvides us with all the things we need ... a givesb stps ... frmc prtects(5) Let’s explre, learn abut and take care f ur hme. a understandb cmmunicate withc find ut mre abut
2 Cmplete the passage with the wrds and phrases in italics frm Exercise 1. Change the frm if necessary.
The Earth is an amazing planet with beautiful frests. Sme f the trees are s tall! They (1)_______ high int the sky. There are s many exciting places n ur amazing planet fr us t (2)__________. Hwever, many (3) ______ are nw in danger because f us. We cut dwn t many trees. (4) ____________, we pllute the air and water. The Earth (5) _________ us _______ everything we need. It is the nly planet we knw that supprts life. S let’s take care f it!
Sme places are ..., like ... / Sme are ..., like ...
3 What else d yu knw abut the Earth? Make sentences t list sme facts.
There is ... / There are ...
Wrd Building
Adjective suffix: -lyWe can add -ly t the end f sme nuns t make adjectives. lve → lvely friend → friendlyCan yu give mre exmples f making adjectives this way? Examples: ________________________ ______________________________________
1. The Earth is a lvely place fr us t live n.2. We shuld be friendly t ur Earth.
like → likely
live → lively
brther → brtherly (兄弟般的)
week → weekly
Read fr language
Critical Thinking
The authr tries t make the language mre cncise (简练的) by using the fllwing phrases. Highlight them and think abut their functins (功能).
1. Why des the writeruse justne sentence in paragraph 1? Can we put it at the beginning f paragraph 2 t make ne paragraph?
“The Earth is an amazing planet!” summarizes the main idea f the whle text in a single sentence, s we can’t put it tgether with paragraph 2.
2. Why des the writer use the phrase “like the areas near the equatr”?
Because the authr wants t give a specific example.
3. What is the use f the number “8,800 metres”?
T prvide a precise (精确的) measurement.
T give us a clear cmparisn (比较).
T give us anther way f saying they live in the sea.
Can yu find mre examples in the text?
The authr has used ther phrases t make the text bth infrmative(提供信息的) and easy t read. Let’s find them!
1. 在海平面上 2. 多于3. 在许多不同方面4. 和……一样5. 是……的家园6. 有……高
_________________ _________________ __________________________________ _________________ _________________
abve sea level
in many different ways
as + adj./adv. + as
7. 除……以外（还）；以及8. 更重要的是9. 给某人提供某物10. 一粒米11. 大量；无数12. 照顾
prvide sb. with sth.
take care f
Cmplete the fllwing sentences:
1. 地球是许多动物和植物的家园。 The Earth _______ _______ _______ many animals and plants.2. 因为它给它们提供水、食物和空气。 Because it _______ _______ _______water, fd and air.
is hme t
prvides them with
3. 地球上的植物在许多方面不一样。 The plants n Earth are different_______ _______ _______ _______.4. 世界上最小的植物像一粒米一样小。 The smallest plant is as small as _______ _______ _______ _______.
in many different ways
a grain f rice
5. 无数的人依靠地球的自然资源满足日常需求。 _______ _______ depend n the Earth’s natural resurces fr their daily needs.6. 地球上最高的山，珠穆朗玛峰，高达8848米。 The tallest muntain n Earth, Munt Everest, reaches 8,848 metres _______ _______.
Millins f
in height
Observe the difference:1) The Earth is an amazing planet.2) Students are amazed at the amazing facts f the Earth. 其中amazing和amazed都是 _____词，amazing意为 ______________ 修饰___; amazed意为__________ 修饰___。类似用法的词有：__________________ ________________________________________等。
exciting / excited
interesting / interested
Chse the best answer:
1. We all laughed after we heard the _______ stry.A. interestB. interestedC. interestingD. interestingly2. All the peple felt _________(excite) when they knew the _________(excite) result f the ftball match.
Fill in the blanks with the crrect frms f wrds:
like 是一个介词 prep. 意为___________相当于 ___________/____________。试对比：I like ice cream. 该句中的like是_______词，意为________. The by likes swimming. The by likes t swim at the weekends. “喜欢做某事”可以用__________和___________ 来表达，前者尤指某人喜欢定期或经常做某事。
like t d sth.
Sme places are ... like ... 一些地方……例如……
一些东西是可以回收利用的 (recyclable) 像玻璃、纸张、塑料瓶（plastic bttle)。
Sme things are recyclable, like glass, paper and plastic bttles.
ver = mre than 意为 _______
The plane is abve the huse.A cat is n the huse.The clud is ver the huse.abve prep. 意为 __________________________n prep. 意为 __________________________ver prep. 意为 __________________________
在……上面 (不接触；不垂直)
在……上方 (不接触；垂直)
(be) as + adj. + as 和……一样……Ex.1 我和他一样高。I am as tall as him. Ex.2 我们的桌子和他们的一样新。Our desks ____ ____ ____ ____ theirs.
are as new as
拓展: 1. The girl can sing as beautifully as a bird. 2. The dg can run as fast as a hrse. (v.) + as + adv. + as 和……一样…… 否定：nt as/s ... as
be hme t ... 是……的家园 The frest is hme t birds. The sea is hme t fish.
millins f 意为 ___________ millin num. 意为 ___________ EX1. 球场上有两百万名观众。 There are ______ _______ audience n the ftball curt.
tw millin
总结：当millin前有数字、many/several等修饰时，用原形；与f连用需加s表泛指。
1. The main facts f the Earth2. Amng them, which ne d yu think is the mst interesting ne, and why?
3. What else d yu knw abut the Earth? Make sentences t list sme facts. (try t use “Tpic sentence + supprting detail”)