沪教牛津版（2024）七年级上册（2024）Unit 4 The Earth公开课ppt课件

这是一份沪教牛津版（2024）七年级上册（2024）Unit 4 The Earth公开课ppt课件，文件包含Unit4TheEarthListening课件音频pptx、U4Listeningmp3等2份课件配套教学资源，其中PPT共16页， 欢迎下载使用。
1. disappear2. plastic3. pllutin4. prtect5. plastic pllutin
v. 消失；不见 p. 56n. 塑料 p. 56n. 污染 p. 56v. 保护 p. 56塑料污染 p. 56
New wrds and phrases
A quiz abut the sea
Let’s enjy a vide first.
[kwɪz] n. 小测试；知识竞赛
1 Discuss the questins abut the sea in pairs.
(1) Hw much f the Earth is cvered by water?(2) Hw many big ceans are there n Earth? What are they?(3) Which cean is named after the Greek Gd?(4) Which cean is the warmest arund?
Let’s review:
Put the letters f the five ceans t the blanks and try t read their names crrectly.
a. Pacific Oceanb. Atlantic Oceanc. Indian Ocean d. Suthern Ocean e. Arctic Ocean
Duty reprt: What d yu knw abut the sea?
Pre-listening
The sea is hme t different kinds f sea animals and plants.
[ˈkɒrəl] n. 珊瑚
[ˈkɒrəl ri:f] 珊瑚礁
cral reefs disappearingrising sea levelsplastic pllutinverfishing
While-listening
2 Listen t a quiz abut the sea and tick (√) the prblems that the speakers mentin.
3 Listen again and cmplete the table belw.
(rising sea levels/ plastic pllutin/ verfishing)
Listening Tips:Predicting (听前预测)结合Task 2中听到的海洋问题以及根据表格给出的提示信息，预测一些可能出现的答案；Inferring (合理推断)根据已经听到的答案推断上下文的答案。
getting warmer
is disappearing
catch t many fish
eat plastic rubbish
are dying ut
Listening Script
Miss Liu: OK, nw we are ging t d a little quiz abut the sea. Let’s start with the first questin. Why are sea levels n ur planet rising?Wu Di: I knw! The sea is getting warmer because f glbal warming. A lt f the ice in the Nrth and Suth Ples is disappearing. That makes the sea levels rise.Miss Liu: That’s right, Wu Di. Nw questin number tw. Many kinds f fish are dying ut. Why is this?
以……开始（反：end with)
因为（+n/v-ing)
make ... d sth. 让……做某事
die ut 灭绝 （die→dying）
Pst-listening
Li Na: Is it because peple catch t many fish?Miss Liu: That’s crrect. There is anther reasn t. Can anyne guess?Su Mei:Is it the plastic pllutin? I read that a huge amunt f plastic rubbish ends up in the sea each year. Fish and ther sea animals eat it and get ill. Sea animals als get caught in the plastic and die.Miss Liu: Yu’re right, Su Mei. We need t d smething abut this. Nw, the next questin ...
1. “because” r “because f” 1) Just __________ we catch t many fish, many kinds f fish are disappearing. 2) Sme fish die __________ the plastic rubbish.2. Cmplete the sentences with the crrect frms f wrds. 1) We shuld make mre peple __________(stp) catching t many fish. 2) Many kinds f fish are __________(die) ut. 3) Sme fish may get __________(catch) in the plastic bags.3. Translate the sentence: “我们需要为海洋做些什么。”
We need t d smething abut the ceans.
What can we d t prtect the sea?
S1&2: Give advice as studentsS3: Give advice as a fishermanS4: Give advice as an fficer in the gvernment
Yur speech can begin like this:Prtecting the sea is imprtant, and as teenage students (an fficer fisherman ...), here are several actins we can take.
4 Discuss the questin belw.
Teenage students
Reduce Plastic UseTake part in lcal clean-up activitiesMake psters t raise peple’s awareness f prtecting the seaStart a club abut the sea and help mre students learn abut
Build Marine Prtected Areas (海洋保护区)Carry ut laws against pllutin and verfishing Raise public awareness...
Gvernment fficers
Fllw the fishing lawsAvid verfishingReduce waste while fishingRespect the marine life...
One pssible answer