







初中英语人教版(2024)八年级下册(2024)Section B教课课件ppt
展开 这是一份初中英语人教版(2024)八年级下册(2024)Section B教课课件ppt,共53页。PPT课件主要包含了Quiz,below,common,low,dead,top,northern,risky,survive,safe等内容,欢迎下载使用。
Learning Objectives
1. 能够掌握belw等词汇及反义词的对应关系
2. 感知“hw+形容词”特殊疑问句的用法,并正确使用该结构提问
3. 能够运用所学词汇表达自己对自然的看法
Watch a vide
The highest muntain in China: .
Munt Qmlangma
The biggest lake in China: .
Qinghai Lake
The lngest river in China: .
the Yangtze River
The biggest waterfall in China: .
Huanggushu Waterfall
作介词:后面必须跟名词,表示“低于”或“在…下面”。位置:The lake is belw sea level.(低于海平面)数量/等级:Temperatures are belw zer.(零度以下)职位:She is belw the manager.(职位低于)
Let’s learn
表示“常见的”“经常发生的”Eg. Flu is cmmn in winter.表示“共有的”“共同的”Eg. They share a cmmn interest in music.表示“普通的”“一般的”Eg. The cmmn man ften ges unnticed.
描述物理高度“低”Eg. The sun is lw in the sky.描述数量或水平“低”Eg. The stre has lw prices.描述声音或光线Eg. in a lw vice(低声地)Eg. lw light(昏暗的光线)描述情绪或状态沮丧、虚弱。Eg. I feel lw tday.
死亡的 / 无生命的Eg. dead leaves(枯叶)失效的 / 不运转的Eg. The battery is dead.无生气的 / 萧条的Eg. The bar is dead n Mnday nights.
作名词:意为“顶端;首位”Eg. at the tp f the muntain 在山顶作形容词:意为“顶尖的;最高的”Eg. a tp student 尖子生作动词:意为“超过”Eg. Sales tpped $1 millin. 销售额突破一百万
nrthern VS nrth VS nrthwardnrth 作形容词时指“正北的”,更强调精确方向(nrth side 正北侧)nrthern 指“北部的”,范围更宽泛,多用于泛指或区域名称nrthward 强调“向北行进的方向”,如 travel nrthward(向北行);
指做某事很可能导致不好的结果。Eg. It’s risky t g ut in this weather.描述情况或处境,指局面本身充满不确定性或危险。Eg. The business is in a risky psitin.描述策略或计划Eg. a risky strategy
幸存下来Eg. Only tw passengers survived.挺过/熬过Eg. She survived cancer.派生词survival n.生存survivr n.幸存者
表示“安全的”“无危险的”Eg. Is this water safe t drink?表示“未受伤害的”“平安的”Eg. They arrived safe and sund.表示“保险的”“可靠的”Eg. Keep it in a safe place.
作名词:意为“底部”Eg. at the bttm f the bttle(在瓶底)作形容词:意为“最低的”或“最后的”Eg. the bttm shelf(最底层架子)Eg. bttm price(最低价)
suthern VS srth suth 作形容词时指“正南的”,更强调精确方向(suth side 正南侧)suthern 指“南部的”,范围更宽泛,多用于泛指或区域名称Eg. Suthern Eurpe南欧
abve 强调“高于某平面或标线”(不一定垂直);Eg. The plane flew abve the cluds.飞机在云层上方飞行,不一定正对ver 强调“正上方垂直覆盖”或“跨越”Eg. The plane flew ver the city.飞机飞过城市正上方。
unusual VS rareunusual 强调“与平常不同”,不一定是数量稀少;Eg. It’s unusual t see him angry. (他生气不常见——不符合他的性格)rare 强调“稀缺、难得”Eg. a rare cin(稀有硬币——市面上极少)
living VS aliveliving “活着的” 通常作定语Eg. a living creature(一个生物)alive 只能作表语或后置定语,强调“活着”的状态。Eg. Is the dg alive?(狗还活着吗?)
high vs. tallhigh 形容离地面距离大,或抽象程度;Eg. a high muntain(高山)tall 形容细长物体从顶到底的高度。Eg. a tall man(高个子)
die f 死于+内因(如疾病、衰老、饥饿)die frm 死于+外因(如受伤、事故)派生词:dead adj. 死的death n. 死亡
2a Match the wrds n the left with their ppsites n the right.
1. belw 5.tp 2.cmmn 6. nrthern 3. lw 7. risky 4. dead 8.survive
A. safe
E. unusual
B. bttm
C. suthern
F. living
G. high
D. abve
1. belw 5.tp 2.cmmn 6. nrthern 3. lw 7. risky 4. dead 8.survive
Fill in the blanks with the crrect wrds: Walking n the sidewalk is but crssing the busy street withut lking is very .
Let’s practise
Fill in the blanks with the crrect wrds: In nature, the strng may , but the weak ften .
Fill in the blanks with the crrect wrds: The kite flew in the sky, but sn it came and landed n the grund.
1. 询问空间距离(最常用)Eg. Hw far is it frm yur hme t the airprt?(从你家到机场有多远?)2. 询问抽象程度或进展Eg. Hw far have yu gtten with the reprt?”(你的报告写得怎么样了?)3. 用来询问某件事的极限或底线在哪里。Eg. Hw far can this technlgy g?(这项技术的极限在哪里?)
询问具体重量(最常用)Eg. Hw heavy is yur suitcase?”(你的行李箱有多重?)询问抽象负担比喻性地询问责任、压力或心理负担的程度。Eg. Hw heavy is the respnsibility f being a parent?(为人父母的责任有多重?)
询问具体物体的面积、占地面积或能容纳的量。Eg. Hw large is yur backyard?(你的后院有多大?)用来描述问题的严重程度、项目的范围或组织的规模。Eg. Hw large is the impact f climate change n this regin?”(气候变化对该地区的影响有多大?)
用来了解某件事发生的规律,通常用“次数/时间段”来回答。问习惯:Eg. Hw ften d yu g t the gym?(你多久去一次健身房?)问间隔:Eg. Hw ften shuld I water this plant?(这盆植物应该多久浇一次水?)
2b Read the examples and make mre sentences using hwand the wrds inthe bx.
1. . 4. .2. . 5. .3. . 6. .
Hw far is it frm yur hme t schl? Hw heavy is a blue whale?Hw large is yur cuntry? Hw ften d yu exercise?
lng high ld deep fast sn
Hw lng is the Yangtze River?
Hw high is Munt Tai?
Hw deep is the swimming pl?
Hw lw is the Dead Sea?
Hw fast can yu run?
Hw sn can yu get there?
It’s 5464 kilmeters lng.
Hw lng is the Yellw River?
It’s 8848.86 meters high.
Hw high is Munt Qmlangma?
作形容词 表示“深的”1. 物理上的深:形容具体事物的深度。a deep hle(一个深坑)2. 抽象上的深:形容程度、情感、声音等。deep sleep(沉睡)deep vice(低沉的声音)
作副词 表示“深深地;至深处”Eg. He went deep int the frest.(他深入森林)Eg. We talked deep int the night.(我们聊到深夜)
通常放在名词前,或系动词(如 be, feel, sund, lk)后作表语。形容具体事物:表示“极好的,精彩的”a wnderful day(很棒的一天)wnderful weather(绝佳的天气)What wnderful news!(多好的消息!)形容抽象事物:表示“令人愉悦的,了不起的”She is a wnderful persn.(她人非常好)It feels wnderful t be hme.(回家的感觉真好)
作名词:最核心的含义是“表面”Eg. On the surface, he seems cnfident.(表面上他很自信)作动词:意为“浮出水面;显露;露面”Eg. He finally surfaced at nn.(他直到中午才起床/出现)作形容词:意为“表面的;地面上的;水上的”Eg. surface water(地表水)
表示物理上的下潜:Eg. He dived his hand int the bag.(他把手猛地伸进包里)Eg. dive int a bk(埋头看书)抽象上的深入:表示“迅速投入”或“陡然变糟”。Eg. dive int a bk(埋头看书)Eg. Prfits dived.(利润暴跌)
What’s the name f the lake?
2c Cmplete the passage with the crrect frms f the wrds in the bx.
Lcated in Siberia, Russia, Lake Baikal is ne f the wrld's mst famus lakes. It is the freshwater lake in the wrld. T reach the bttm, yu must l,620 metres! It is als larger than mst ther lakes. Its cvers 3l,500 square kilmetres. That is bigger than the cuntry f Belgium! Lake Baikal is cld mst f the year. But ver 1,200 different types f animals can still in this envirnment. Tday, the lake still attracts many curius travellers. After all, it is a great natural !
Make a mind map t intrduce Lake Baikal
Siberia, Russia
1620 metres
31500 square kilmetres
ver 1200 different types animals
Enjy nature
Prtect nature
Respect nature
Language Pints
adj.自然的;天生的
It’s natural (fr sb.) t d sth.对某人来说做某事是很自然的Eg. It’s natural fr teenagers t have their wn ideas abut life. 词汇拓展 nature n.自然;天性 naturally adv 自然地;天生地
attract sb. 吸引某人be attracted by/t 被…吸引attract ne’s attentin 引起某人的注意 词汇拓展 attractin n.景点 attractive adj.有吸引力的
adj. 位于; 坐落在
be lcated in/n/at + 地点 位于.…Eg. Our schl is lcated in the center f ur city.我们的学校位于我们城市的中心。 词汇拓展: lcate v.查找……的位置;使坐落于 lcatin n. 位置;地点
a type/kind f... 一类/种…different types/kinds f 不同种类的…Eg. This is a type f flwer that blms in winter. 这是一种在冬天开放的花。
v.占(一片面积)Eg. cver an area f…占地面积为….v.覆盖;掩盖cver…with sth 用某物把…覆盖n.封面;盖子
be curius abut… 对…感到好奇be curius t d sth 很想做某事词汇拓展: curisity n.好奇curiusly adj. 好奇地
用括号中所给单词的适当形式填空1. Many kinds f birds spend winter in the (suth) part f China.2. We saw many (type) f clurful fish swimming happily in the pl. 3. (nature)resurces are imprtant fr us. 4. The little by was (curisity) abut the stry.
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