英语八年级下册（2024）Measures to prevent floods课文课件ppt

这是一份英语八年级下册（2024）Measures to prevent floods课文课件ppt，共32页。PPT课件主要包含了学习目标等内容，欢迎下载使用。
amunt /ə'maʊnt/ n. 数量；数额 (106)verflw /ˌəʊvə'fləʊ/ v. & n. 漫出 (106)destry /dɪ'strɔɪ/ v. 破坏；消灭 (106)trp /truːp/ n. 军队；士兵；连队 (106)successfully /sək'sesfəli/ adv. 成功地
读懂课文并提取中英荷三国防洪工程的关键信息，理解文章结构。
能运用课文句型介绍一个防洪工程，完成信息表格填写。
对比中外防洪措施的差异，探究古代防洪智慧，设计“校园防洪宣传语”，形成防灾意识与跨文化理解。
07 Exercises
Part 01Leading in
What natural disaster is this? What prblem d flds cause?
D yu knw what they are? What fld preventin measures d yu think the passage will talk abut?
Part 02Pre-reading
Read the passage quickly and find the main sentence f the passage as well as the main sentence f each paragraph.
Main sentence
Part 03While-reading
A What can flds cause?B Hw des the Three Grges Dam keep peple safe?C When was the Thames Barrier cmpleted?D What are the strm surge barrier’s aims?
Flds can cause serius damage t hmes and crps, and pse a threat t human lives.
The Three Grges Dam helps cntrl the flw f water during heavy rains. It acts as a barrier t hld back excess water and release it slwly and safely, prtecting nearby areas frm flds and keeping peple safe by cntrlling water levels.
Read the passage and answer the questins belw.
The Thames Barrier was cmpleted in 1982.
The strm surge barrier aims t prtect the lw-lying regins f the Netherlands frm flding and t cntrl the flw f water frm the Nrth Sea.
Read the passage and cmplete the table.
The Three Grges Dam
On the Changjiang River
Cntrls the flw f water during heavy rains, hlds back excess water, releases it slwly and safely, prtects nearby areas frm flds, keeps peple safe
The Thames Barrier
On the River Thames
Raises huge gates during high tides t prtect Lndn frm flding, has successfully prevented many flds since 1982, safeguards the city and its peple
The strm surge barrier (The Delta Prject r Delta Wrks)
In the suthwestern part f the cuntry in the prvince f Zeeland
Prtects the lw-lying regins frm flding, cntrls the flw f water frm the Nrth Sea
Part 04Pst-reading
Search the internet and find mre famus prjects t prevent flds arund the wrld.
Hints:What is it?Where is it?Hw des it prevent flds?I think it is...
小浪底水利枢纽 - Xialangdi Water Cntrl Prject葛洲坝 - Gezhuba Dam阿斯旺大坝 - Aswan High Dam (埃及)胡佛水坝 - Hver Dam (美国)伊泰普水电站 - Itaipu Dam (巴西/巴拉圭)
D yu knw hw ancient Chinese peple prevented flds? Talk abut it.
都江堰 — Dujiangyan Irrigatin System / Dujiangyan Water Cnservancy Prject灵渠 — Lingqu Canal / Ling Canal京杭大运河 — Grand Canal / Beijing-Hangzhu Grand Canal
Stay calmDn’t use the lift; take the stairs;D nt panic and be prepared.Earthquake, stay calm,Take cver, dn’t jump ff.Run utdr t pen grund,G quick, dn’t lk arund.If yu’re trapped, stay calm,
Keep yur strength, dn’t make a sund.If yu’re bleeding, press dwn hard,Treat yur wund with a cttn wrap.When yu hear peple, yu can shut!Keep in mind help will cme.Cver yur muth, nse, and head,Hide yur bdy under a desk.Dn’t use the lift; take the stairs;D nt panic and be prepared.Keep in mind help will be here!
Part 05Summary
Phrases:1. 防洪措施measures t prevent flds  2. 对……造成严重损害 cause serius damage t...  3. 对人类生命构成威胁pse a threat t human lives    4. 根据具体情况 based n specific cnditins  5. 发挥至关重要的作用 play a crucial rle 6. 位于长江上 be lcated n the Changjiang River  7. 控制水流 cntrl the flw f water 8. 在大雨期间 during heavy rains  9. 作为屏障 act as a barrier  10. 拦住多余的水 hld back excess water   11. 缓慢而安全地释放 release slwly and safely  
Part 06Language pints
1. The Three Grges Dam plays a crucial rle in preventing flds in China.
play a crucial rle in 意为“在……中扮演关键角色；在……中起决定性作用”
e.g. Parents play a crucial rle in preparing their child fr schl.父母对孩子做好上学的准备起着至关重要的作用。
2. This dam is lcated n the Changjiang River and helps cntrl the flw f water during heavy rains.
be lcated n 强调“在……表面/ 边缘上”be lcated in 强调“在……范围/ 区域内部”be lcated at 强调“在……具体的地点上”
e.g. The statue is lcated n the square. 雕像位于广场上。Shanghai is lcated in China. 上海位于中国。The bus stp is lcated at ‌the crner f the rad‌.公交车站位于道路的拐角处。
3. This makes sure that the areas nearby are prtected frm the flds.
长难句分析：这是一个包含宾语从句的复合句。主句主语是This，主句谓语是makes sure。that the areas nearby are prtected frm the flds 是宾语从句，其中the areas nearby 是主语，are prtected 是谓语，frm the flds 是状语。
4. By cntrlling the water levels, the dam keeps peple safe.
By cntrlling the water levels为介词短语作方式状语。
5. This barrier is knwn as the Delta Prject r Delta Wrks.
be knwn as“被称为；被认为是；作为……而闻名”
e.g. He is knwn as a great writer. 他被称作伟大的作家。The Great Wall f China is knwn as ne f the seven wnders f the wrld. 长城被誉为世界七大奇迹之一。
be knwn fr‌ “因……而闻名”be knwn t‌ “为……所熟知”
e.g. France is knwn fr the Eiffel Twer.法国因埃菲尔铁塔而闻名。He is knwn t ‌the whle class‌. 他被全班同学所熟知。
6. It aims t prtect the lw-lying regins f the Netherlands frm flding and t cntrl the flw f water frm the Nrth Sea.
aim /eɪm/ v. 力求达到；目的是；旨在aim t d sth. 力求做某事；旨在做某事；目标是做某事aim at sth. /ding sth. 目的是/ 旨在（做）某事aim sth. at sth. 把……瞄准……
e.g. He aims t get gd grades in the exam. 他力求在考试中取得好成绩。The campaign aims at raising public awareness f envirnmental prtectin. 这场活动旨在提高公众的环保意识。He aimed his camera at the sunset. 他把相机对准日落。
aim n. 目的；目标；瞄准with the aim f... 怀着……的目的 take aim at... 瞄准……
e.g. Her main aim is t becme a successful writer.她的主要目标是成为一名成功的作家。He tk careful aim befre shting the arrw. 他射箭前仔细瞄准。The hunter tk aim at the deer. 猎人瞄准了鹿。
相关词形变化：aimless adj. 无目的的 aimlessly adv. 无目的地
e.g. My life seemed aimless. 我的生活似乎没有目标。Peple wandered the streets aimlessly. 人们在街上漫无目的地闲逛。
Part 07Exercise
1. Wearing a mask can help ________ the spread f germs.  2. The rising sea level is a ________ t castal cities.  3. Gd cmmunicatin is ________ fr teamwrk.  4. The factry ________ harmful gases int the air.  5. We must ________ the envirnment fr future generatins.  6. The ________ is high, s be careful near the water.  
safeguard
用所给词的适当形式填空1. Flds can cause serius ________ (damage) t hmes and crps.  2. They pse a threat t ________ (human) lives.  3. Many cuntries take measures ________ (prevent) flds.  4. The Three Grges Dam ________ (play) a crucial rle in preventing flds.  5. This dam ________ (lcate) n the Changjiang River.  6. It helps cntrl the flw f water during ________ (heavy) rains.  7. The dam acts as a barrier ________ (hld) back excess water.  
Part 08Hmewrk
基础性作业：完成本课练习册习题创新性作业：设计一条英语防洪宣传语，配上简单的配图