外研版（2024）七年级下册（2024）Developing ideas教课ppt课件

这是一份外研版（2024）七年级下册（2024）Developing ideas教课ppt课件，文件包含《看图画写一写》第2课时pptx、习作《看图画写一写》教案第2课时docx、习作《看图画写一写》教学反思docx、SourceHanSerifCN-Heavyotf、猫啃珠圆体MaokenZhuyuanTittf、思源黑体CNRegularotf、思源黑体CNBoldotf、思源宋体ttc、SourceHanSerifCN-SemiBoldotf、SourceHanSerifCN-Regularotf、SourceHanSerifCN-Mediumotf、SourceHanSerifCN-Lightotf、SourceHanSerifCN-Boldotf、SourceHanSerifCN-ExtraLightotf、SourceHanSansCN-Normalotf、SourceHanSansCN-Mediumotf、SourceHanSansCN-Lightotf、SourceHanSansCN-Heavyotf、SourceHanSansCN-ExtraLightotf、Slidexiaxing-Regularttf、simkaittf、GlowSansSC-Normal-Heavyotf、鸿雷板书简体-正式版ttf等23份课件配套教学资源，其中PPT共9页， 欢迎下载使用。
学生能够用本课时的核心词汇和句型，能够正确使用形容词比较级和最高级对对事物进行对比和描述。
通过教学活动的开展，能锻炼学生的逻辑思维能力；引导学生主动发现语法规律，提升逻辑思维能力。
运用对比、归纳等方法自主学习形容词比较级和最高级的语法知识，培养独立思考和自主探究的学习能力。
通过本节课的学习，学生能够了解祖国的大好河山，了解自然的雄伟壮丽，拓展视野，增强自豪感。
学生能够发现并总结比较级与最高级的语法规则；能够正确使用本课时语法完成练习。
学生能够在活动中，用所给句式和形容词、副词的原级、比较级、最高级描述自然风景。
01Warming up
Match the wrds with the pictures f the natural wnders.
D yu knw the difference between river lake and sea?
river：指河流，是陆地表面上经常或间歇有水流动的线形天然水道。河水通常是淡水，且有一定的流向，一般从高处流向低处，最终可能注入湖泊、海洋或其他河流。lake：意为湖泊，是被陆地环绕的大片水域。湖水可以是淡水，也可以是咸水，通常没有明显的流动，水相对较为静止。sea：表示海、海洋，是地球上广大连续的咸水水域的总称。海洋面积广阔，水深度较大，与陆地相连，是地球生态系统的重要组成部分。
Yangtze River
Lk at the title and subtitle, predict what prblems these natural wnders meet.
The Dead Sea culd die!
Rainfrest - frest ≠ rain
If Frzen turns int Waterwrld…
Natural wnders crying alud fr help
Read the passage. What prblem d the different natural wnders share?
The different natural wnders are facing envirnmental prblems, and they will disappear if peple dn’t prtect them.
The Dead Sea
The Dead Sea cntains a high cncentratin f salt and yu can easily flat n the water. The water is very clear, but there are n fish living in it. It is als a great place fr turists t relax and enjy the beauty.
What famus natural landscapes d yu knw?
Madgascar Rainfrest
Madagascar Rainfrest is lcated n the island f Madagascar in the Indian Ocean. It has a unique ecsystem, and many plant and animal species fund here are exclusive t the island, such as lemurs and varius special plants. It plays a vital rle in glbal bidiversity cnservatin, especially as a habitat fr endemic island species.
The Glacier Natinal Park f America
The Glacier Natinal Park in America is lcated n the brder f Mntana and Canada. Established in 1910, it has abut 50 glaciers. The park is a paradise fr rare species, with varius plants and animals. Its Ging-t-the-Sun Rad ffers beautiful views f muntains and lakes.
Cmplete the table with the wrds and expressins frm the passage.
What are they?
The Dead Sea is nt a sea but a 1__________. It is saltier than any sea.
The 2 __________ f Madagascar is the nly hme fr many plants and animals.
The Glacier Natinal Park in America is a land full f 3 __________.
ice and snw
What prblems d they face?
Rivers flw int it. But nw peple 4 __________ t much
Peple are cutting dwn trees fr wd and 5__________ space fr farming.
6 ____________ years ag, there were abut 150 glaciers. Nw there are arund 25.
What shuld peple d?
Take less water.
Stp cutting dwn trees.
Stp climate change.
Answer the questins.
1 Wh is speaking in each paragraph?________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
In the first paragraph, the Dead Sea is speaking.In the secnd paragraph, the rainfrest f Madagascar is speaking.In the third paragraph, a glacier at the Glacier Natinal Park in America is speaking.
2 Are the natural wnders really crying alud?________________________________________________________________________________________________________________________3 What feeling des this way f writing give yu? ________________________________________________________________________________________________________________________
N, they aren’t. The passage uses persnificatin t shw the serius situatin. 
Pssible answer: It makes me feel as if the natural wnders are talking t me. I feel sad fr them and want t help them.
Think and share
1. What is the wrld like in Frzen and Waterwrld? Why des the writer mentin the tw films?
In the film Frzen, the wrld is full f ice and snw. It is a cld, white wrld. In the film Waterwrld, the wrld is cvered with water.The writer mentins the tw films t shw the serius prblem f climate change.
2. Why is it imprtant t stp these natural wnders frm disappearing?
It’s imprtant because natural wnders are beautiful. They give us hpe and seeing them makes us happy. Als, they are hme t many plants and animals. The life cannt live withut lakes, rainfrests and glaciers.
Write a shrt paragraph anther natural wnder crying fr help.
Think f sme natural wnders with prblems. Chse ne t write abut. Yu can cnsider the fllwing:
the Nrth Ple
the Suth Ple
Victria Falls
the Amazn River
the Great Barrier Reef
Which natural wnder d yu chse?What is it like?
I chse the Amazn River.
It’s a very big and imprtant river, full f life.
What prblem(s) des it face?What shuld peple d?
It faces a prblem f pllutin frm factries and peple. This makes the water dirty and can harm the animals and plants.
Peple shuld stp thrwing waste int the river and reduce industrial pllutin. They shuld als try t clean up the river and prtect the envirnment.
Write the shrt paragraph in the first persn. Use the bxes t help yu.
Check. Did yu: ☐ include all the infrmatin in the bxes? ☐ use the wrds and expressins frm the reading passage? ☐ pint ut the imprtance f prtecting nature?
Share yur paragraph with the class.
I, the Amazn River, am in truble. I am a big river, full f life. In fact, I’m ne f the largest rivers in the wrld. I run thrugh the Amazn Rainfrest. I give water t it. But nw, I am facing prblems like pllutin and climate change.
I’m getting dirtier and the amazing life arund me is dying ut. It will change the balance in nature and harm all the life, including yu, humans. Hear my cries, and help me nw! Yu shuld stp thrwing rubbish in the water and help take care f the frest.
v. 建议，提议；表明，暗示suggest sth. t sb.：向某人建议某事She suggested a new idea t her bss. 她向老板提出了一个新想法。suggest ding sth.：建议做某事He suggested visiting the museum this weekend. 他建议这个周末去参观博物馆。suggest + (that) 从句：建议……；表明……当表示 “建议” 时，从句中的谓语动词常用 “(shuld)+ 动词原形” 的虚拟语气形式；当表示 “表明，暗示” 时，从句用陈述语气I suggest that yu (shuld) study harder. 我建议你更努力地学习。
连词 表示选择：意为 “或者；还是”D yu want tea r cffee? 你想要茶还是咖啡？表示否定的并列关系：意为 “也不”I dn't like apples r bananas. 我不喜欢苹果也不喜欢香蕉。表示否则；要不然：Hurry up, r yu'll be late fr schl. 快点，否则你上学要迟到了。
砍倒；削减；减少They cut dwn the ld tree in the yard.他们砍倒了院子里的那棵老树。We shuld cut dwn ur daily expenses.我们应该削减日常开支。The dctr tld him t cut dwn n smking.医生让他减少吸烟。
stp...（frm） ding sth
stp...（frm） ding sth 阻止做某事The heavy rain stpped us (frm) ging t the park.大雨阻止了我们去公园。We shuld stp him (frm) making the same mistake again.我们应该阻止他再犯同样的错误。The parents stp their child (frm) playing vide games fr t lng.父母阻止他们的孩子长时间玩电子游戏。
05Exercises
1. The s__________(表面) f the table is flat.2. We are surprised t see a s________(蛇) in the garden.3. Trees are useful. They give us fruit and w_______(木头). 4. It is helpful t read English a________(出声地) in the mrning.5. Teachers can check the students' l________(水平) n the Internet.
1. 河流通常流入更大的河流或海洋。Rivers generally ____________ a larger river r the sea.2. 我们学校的学生总数正在逐年增长。The ttal number f students in ur schl is grwing __________________ .3. 我有很多爱好，例如唱歌、跳舞和游泳。I have many hbbies, ____________________ singing, dancing and swimming.4. 医生建议多吃蔬菜少吃肉。_____________________________________________________
year by year
such as/fr example
Dctrs suggest eating mre vegetables and less meat.
suggest、r、cut dwn、stp...（frm） ding sth
Review the keywrds and sentence structures in tday’s lessn.2. Finish yur cmpsitin.