人教版（2024）八年级下册（2024）Unit 5 Nature's TemperSection B教课内容课件ppt

这是一份人教版（2024）八年级下册（2024）Unit 5 Nature's TemperSection B教课内容课件ppt，共40页。PPT课件主要包含了hit，rock，happen，take place，land，landslide，snowstorm，earthquake，safeguard，floodwater等内容，欢迎下载使用。
Learning Objectives
1. 掌握自然灾害相关的动词搭配，如hit, rck, happen 等 ，并描述自然灾害的发生和影响。2. 能够理解并识记常见的与灾难救援相关的复合词。3. 能运用所学词汇和搭配完成语篇填空练习。
What natural disasters d yu knw?
Hw t describe a disaster?
happen/ take place 发生
The earthquake .
The tsunami .
sweep thrugh 袭卷
Let’s learn
作名词：碰撞/很火的人或物Eg. The sng is a hit. 这首歌很火。作动词：击打,碰撞Eg. The car hit a tree, but n ne was hurt.
常见搭配：hit n/upn：突然想到（好主意）；偶然发现hit ut (at)：猛烈抨击hit back: 回击；反驳
作名词：岩石/摇滚乐Eg. He threw a rck int the river.作动词：摇晃/震动/震惊Eg. The explsin rcked the building.
常见搭配：be rcked by sth：被某事震动/震惊n the rcks：触礁；（关系）破裂
表示“偶然发生”（最常见）Eg. A strange thing happened yesterday.表示“（结果）发生”（某种情况出现）Eg. What happens if we miss the bus?
happen t + 人/物”：表示“某人/物出了什么事”Eg. What happened t yur eye? It's red.“happen t d”：表示“碰巧做某事”Eg. I happened t see her n the street.
辨析：happen 侧重“偶然、自发发生” (无被动语态)take place 侧重“有计划、按安排发生”
表示“发生”：多指会议、比赛、节日、变化等。Eg. The meeting will take place next Mnday.表示“举行”：强调经过安排。Eg. The wedding tk place in a garden.
作名词：陆地/土地Eg. After 20 days at sea, they saw land.作动词：着陆/降落Eg. The plane landed safely.
常见搭配：land n sb/sth：指“选定、敲定”（方案等）land yurself in truble：让自己惹上麻烦
sweep thrugh
表示“迅速蔓延 / 席卷”，强调某事物像风扫过一样，快速传遍一个区域或群体。Eg. The virus swept thrugh the cmmunity.病毒在社区里迅速蔓延。表示“扫视 / 环视”，指目光或光线快速、连续地移动。Eg. Her eyes swept thrugh the crwd.她的目光扫过人群。
字面义：风/气流“吹过”表面Eg. A cld wind blew acrss the lake. 冷风吹过湖面。比喻义：描述一种潮流、感觉或声音快速传开，但暗示来得快去得也快，不像 “sweep thrugh” 那样席卷彻底。Eg. A wave f relief blew acrss the crwd. 一阵如释重负的感觉掠过人群。
2a Sme wrds fr natural disasters g tgether with certain verbs. Use these cllcatins t make sentences.
The earthquake rcked the city in 2009.
The typhn landed in Xiamen, bringing heavy rain.
The tsunami swept thrugh the twn.
名词，意为“山体滑坡/塌方”指泥土岩石大量从山坡上滑落下来。
名词，意为“暴风雪”指伴有强风、大量降雪且能见度很低的恶劣天气。
名词，意为“地震”。形容震级：a magnitude 7.0 earthquake形容强弱：a strng/massive earthquake
作动词：保护，捍卫作名词：防护措施，保障条款
不可数名词，意思是“洪水、洪涝的水流”。它强调流动的、具有破坏性的水体，而不是静止的积水。
名词，意为“人力”。指为完成特定任务而投入的所有人员（通常强调数量，而非个人技能）。
名词，意为“野火”。指在森林、灌木丛或草原等野外区域不受控制地燃烧的大火。
2b Lk at the cmpund wrds in the bx. D yu knw what they mean? Cmplete the sentences using five f these wrds.
1. The rescue wrkers need mre t clear the streets.2. The family built strng rfs t their huse frm heavy strms.3. The dctr listened t the man's carefully.4. During the strm, the nearly reached ur windws.5. Peple shuld avid driving during a because it can be very difficult t see clearly n the rads.
earthquake
cmpund wrds
refuse + 名词：拒绝接受某物Eg. She refused the gift.（她拒绝了礼物。）refuse t d smething：拒绝做某事Eg. He refused t sign the cntract.（他拒绝签合同。）refuse + 双宾语：拒绝给予某人某物Eg. They refused him a visa.（他们拒绝给他签证。）
常见动词搭配：Have / experience / suffer (frm)：遭受干旱The regin is suffering frm a severe drught.Break / end：缓解/结束干旱The rain finally brke the drught.Cause / lead t：导致干旱
warn sb (nt) t d sth 告诚某人(不要)做某事Eg. The teacher warned him t pay attentin t his learning habits. warn sb abut/f sth 提醒某人注意某事Eg. smke alarm warns yu f the danger.warn sb against (ding) sth告诚某人提防某事Eg. My parents warn me against playing tricks n thers.
adj. 安全的；可靠的
常见动词搭配：safe and sund：安然无恙Eg. He arrived safe and sund.safe t say：完全可以说Eg. It’s safe t say he’s angry.better safe than srry：有备无患，宁可稳妥别后悔
safety n. 安全
2c Cmplete the passage with the crrect frms f the wrds in the bx.
In August 2022, China experienced a great heatwave. It caused in different parts f the cuntry. The heatwave the suthwestern city f Chngqing very hard. Large swept thrugh the frests and muntains there. Over 5,000 firefighters, plice, and vlunteers all wrked tgether t keep the peple and their hmes safe. They put ut the fires, brught mre than 1,500 peple t , and thers t stay away frm dangerus areas. It was very hard t fight the fires because f the high temperatures and changeable winds, but the rescue wrkers t give up. By the end f August, they managed t put ut all the fires.
srthwestern city f Chngqing
in August 2022
the temperature was high and the winds were changeable.
firefighter, plice and vlunteers wrked tgether
Design a rescue plan
What disaster is it? Eg. An earthquake is cming.What may happen? Eg. Building fell dwn.What rescue actins are needed? Eg. We need mre manpwer. We shuld ...
Language Pints
avid ding sth 避免做某事
Eg. I try t avid crwded places n weekends. 我周末尽量避开人多的地方。Eg. She always avids talking abut her wrk at dinner.她吃饭时总避免聊工作。Eg.Yu shuld avid eating t much sugar befrebed.睡前你该避免吃太多糖。
keep + 宾语 +宾语补足语
意为“使...保持某种状态”【形容词、副词、动词-ing形式或介词短语充当宾补】Eg. This cat will keep yu warm. 这件外套让你暖和。Eg. The cld weather kept him in bed. 冷天让他待在床上
stay away frm... 远离...
远离地点：Stay away frm the edge.  别靠近边缘远离人：Stay away frm him. He's lying. 离他远点，他在撒谎 远离坏习惯/食物：Stay away frm junk fd.  别吃垃圾食品同义：keep away frm
vlunteer n.志愿者V.自愿做
viunteer t d sth 自愿做某事Eg. She vlunteered t clean the rm.她自愿打扫房间。vlunteer as...自愿充当 He vlunteered as a tur guide at the museum. 他在博物馆当志愿导游
rescue v./n. 援救
rescue team 救援队Eg. A rescue team arrived by helicpter. 救援队乘直升机到达cme t sb's rescue 挽救某人Eg. When I frgt my wallet, my friend came t the rescue. 我忘带钱包时，朋友赶来救急rescue ... frm ... 从中营救Eg. He rescued a child frm drwning. 他救起了一个溺水的孩子)
by the end f 在...结束时
相关短语：in the end 最终、到头来at the end f 在的末尾frm start t end 从头到尾