初中英语外研版（2024）八年级下册（2024））Unit 6 Living with natureDeveloping ideas授课ppt课件

这是一份初中英语外研版（2024）八年级下册（2024））Unit 6 Living with natureDeveloping ideas授课ppt课件，共25页。PPT课件主要包含了climate，wells，protect，Fact，Opinion，Facts，Opinions，Need to do，Homework等内容，欢迎下载使用。
通过本课时的学习，学生能够：1. 读懂介绍吐鲁番坎儿井的文章，获取坎儿井的结构、功能和重要性等关键信息。 2. 了解坎儿井的运作方式和重要意义，建立信息间的逻辑联系。3. 感受中国古代劳动人民的智慧，了解人类合理改造自然的方式，进一步理解人与自然和谐共生的理念。
Learning bjectives
Watch the vide abut the karez system(坎儿井) and answer the questin.
Watch and answer
What d yu think f it?
It is amazing!
What’s the envirnment like?
Lk at the pictures and answer the questins. Use the wrds and expressin t help yu.
The envirnment is a desert, s it has a ht and dry climate. There is little rainfall, s the area faces a water shrtage. It is difficult t survive here.
Hw des the system wrk?
The prject uses wells and undergrund canals t prtect water frm drying up. The water runs t different places. It allws peple t grw plants fr fd in such a difficult envirnment.
What’s the passage prbably abut?
Lk and predict
Lk at the pictures and read the title. Then predict.
It may intrduce the karez system.
The lcatin f the Flaming Muntains
The climate f the area
The challenge and future f the system
The way the karez system wrks and its imprtance
Read and match
Read and match the subtitles with the paragraphs.
Read the first paragraph and answer the questins.
1. In what famus stry are the Flaming Muntains mentined?2. Where are the real Flaming Muntains?
Jurney t the West.
They are in Turpan, in the east f the Xinjiang Uygur Autnmus Regin.
Read and answer
Read the secnd paragraph and answer the questins.
1. Hw ht can the desert sand be in mid-summer?2. What is the annual rainfall in Turpan?
It can be as ht as 80°C in mid-summer.
It’s nly 16 mm.
Read the third paragraph and answer the questins.
It includes mre than 1,000 wells and large undergrund canals. Water frm the muntains falls int the wells and then runs undergrund in the canals. It is kept cl and safe frm the desert heat.
It was built with nly hand tls.
3. Hw was the karez system built?
1. Hw des the karez system wrk?
2. Hw lng are the undergrund canals?
They are ver 5,000 km lng, nearly as lng as the Yellw River.
Read the furth paragraph and answer the questins.
2. What are the reasns fr the prblem tday?
There is less water frm the muntains, lwer rainfall and a large increase in water use.
1. What prblem des the area face nw?
The area faces a water shrtage.
Cmplete the diagram with the wrds and expressins frm the passage.
runs undergrund
httest areas
driest place
cl and safe
Read and cmplete
tp three prjects
water shrtage
grw plants fr fd
Read and draw
Read the third paragraph again and draw a simple picture f the karez system t shw hw it wrks.
Read and discuss which sentence shws fact and which shws pinin.
1. The desert sand can be as ht as 80 ℃ in midsummer.2. That’s enugh t make yur feet burn!
Read and discuss
Wrk in grups and find ther facts and pinins in the passage.
They are in Turpan, in the east f the Xinjiang Uygur Autnmus Regin.Rainfall in Turpan is nly 16 mm a year.There are ver 5,000 km f undergrund canals in the area.…
It may sund crazy, but the lcals can ck an egg n the desert sand.That’s nearly as lng as the Yellw River!The centuries-ld water system will surely be carried int the future.…
1. Why des the writer mentin“the Flaming Muntains” at the beginning?
T attract readers’ attentin and make them interested in reading n.
It tells us that Turpan is very ht.
It means the karez system is like a hidden “river” that brings life t Turpan’s deadly desert. It quietly carries water undergrund s peple can survive and grw fd in the terrible climate.
2. What can yu tell abut Turpan frm “ck an egg n the desert sand”?
3. What’s the meaning f the title?
Think and share
1. What fact frm the passage d yu find the mst interesting? Why?
I think the mst interesting part is that the system is cmpleted with nly hand tls. The canals are s lng and there are s many wells. It is difficult t d the wrk with machines, but using hand tls is even mre difficult.
I think it is necessary t keep the karez system. Althugh mdern technlgy can slve sme prblems, the karez system still plays an imprtant rle in the area. We can use bth mdern technlgy and the karez system t imprve the living envirnment.
2. With mdern technlgy, d yu think it is still necessary t keep the karez system? Why r why nt?
Further thinking
1. It may sund crazy, but the lcals can ck an egg n the desert sand.这听起来可能很疯狂，但当地人可以在沙漠的沙子上煎鸡蛋。crazy adj. 疯狂的常见搭配：be crazy abut “对…… 着迷；热衷于……”.同义短语：be mad abutYu must be crazy t lend him mney.你把钱借给他，一定是疯了。He is crazy abut playing ftball, and he plays it every day after schl.他热衷于踢足球，每天放学后都踢。
Language pints
2. Hw d peple survive in such a terrible climate?人们是如何在这种恶劣气候中生存的？survive v. 活下来；幸存 。常与介词 fr 连用，表示 “存活多长时间”。survive + 灾难/事故 在…… 中幸存；从…… 活下来；survive in + 地点/环境 在…… 环境里生存、活下去Only a few plants survived the heavy strm.只有少数植物在暴风雨中存活了下来。We need t take enugh fd if we want t survive fr a week in the muntains.我们如果想在山里存活一周，就需要带足够的食物。
3. N wnder it's amng the tp three prjects f ancient China.难怪它被列为中国古代三大工程之一。amng prep. 是……之一
【辨析】amng与between
Tm sits amng his family.汤姆坐在他的家人中间。Tm sits between his father and mther.汤姆坐在父母之间。The medicine shuld be taken between three meals.这种药应该在三餐之间服用。（每两餐之间）
4. There is less water frm the muntains, lwer rainfall and a large increase in water use. 来自山区的水资源减少、降雨量更低，而用水量却大幅增加。常见搭配：a sharp increase 急剧增加；n the increase 在增加，在上升There was a sharp increase in traffic after the new rad pened. 新路开通后，交通量急剧增加。In summer, the use f air cnditiners is n the increase because it gets htter.夏天，由于天气变热，空调的使用量正在增加。
increase 还可以作动词，意为 “增加；增长”。
Cmpared with last mnth, ur utput has increased by three times.与上个月相比，我们的产量增长了三倍。Our utput has increased t 6 millin tns this year.今年，我们的产量增长到了 600 万吨。
【辨析】increase by与increase t
Search mre infrmatin abut the karez system and imprve yur drawing abut it.
Find mre stries abut peple changing nature, and take sme ntes.