初中英语Unit 5 Water完美版ppt课件

这是一份初中英语Unit 5 Water完美版ppt课件，文件包含沪教牛津版六三制英语七下Unit5《Water》第1课时ReadingI课件pptx、沪教牛津版六三制英语七下Unit5《Water》第1课时ReadingI教案doc、沪教牛津版六三制英语七下Unit5《Water》第1课时ReadingI分层练习含答案doc、U5Readingmp3等4份课件配套教学资源，其中PPT共48页， 欢迎下载使用。
Learning bjects
Can yu guess wh I am?
I am ne f the natural elements. I have n clur,I have n smell,I have n taste,I have n shape,I am very valuable,Flwers and trees need me,Yu need t drink me every day.
Right! I’m water!
1. Yu can live withut water fr a few . a. hurs b. days c. weeks2. When yu exercise, yu need ____ water. a. mre b. less c. n3. Water cvers abut ____ f the Earth. a. ne third b. ne half c. tw thirds4. Abut ____ f the water n Earth is “fresh” r withut salt. a. 3% b. 10% c. 20%
A quiz abut water
Water cvers 70% f Earth’s surface (表面). There is a lt f water n Earth, but 97% is frm the sea. We can’t drink it because it’s t salty. Abut 2% f water is in icecaps (冰盖) and icebergs (冰山). Peple can nly use 1% f the wrld’s water
Water n Earth
It runs int rivers.It rises frm the sea t the sky.It runs int the sea.It falls as rain again.Water falls frm the cluds as rain.
Befre yu read
Lk at the picture belw and put the fllwing sentences in the crrect rder. Write the numbers 1-5 in the bxes.
Pre-reading
Water is ___________.
Lk at the phts, the title f the stry n page 59.
Wh d yu think is talking t the girl?
Where is the girl?
A drp f water was abut t fall.
The family is ging n a jurney sn.
jurney n. 旅行；旅程
experiment n. 实验；试验
Scientists are ding a new experiment.
I eat a large quantity f fd every day.
quantity n. 数量
Adding salt gives the dish mre flavr.
Lakes are a cmmn surce f fresh water.
fresh adj. 淡的； 无盐的
vice adj. 嗓音；说话声
Dn’t keep the tap n all the time.
Many smart phnes have a vice recgnitin functin.
n adv. (表示已连接、处于工作状态或使用中)
add v. 增加；添加
Add sme milk t the bwl.
I accidentally drpped my phne. S hurt!
thrugh prep. 通过；穿过
There are clrful chemicals in the cntainers.
chemical n. 化学品
He is running thrugh the wall.
valuable adj. 宝贵的；很有用的
This pink diamnd necklace is the mst valuable item in ur shp.
There are nine pipes.
pipe n. 管道
1.If yu turn a tap ff, the water____frm the tap. a. stps running b. starts running2.The rain drpped. It____frm the sky. a. fell dwn b. disappeared3.When yu add sme chemicals t water, yu____the water. a. get sme chemicals frm b. put sme chemicals in
Circle the crrect answers t cmplete these sentences.
4. If yu had a gd jurney, yu . a. had a wnderful party with yur friends at hme b. travelled happily frm ne place t anther5. Water is valuable. It is . a. very clean b. useful and imprtant
Cmplete Dra’s diary belw with the wrds frm the bx.
added…tjurneyvaluabledrppedturn…ffvice
12 JulyDear Diary,I talked t a drp f water tday. It was really interesting.In the mrning, I left the tap n in the bathrm. Then I heard an angry(1)______. It tld me t(2) ______the tap ______.
It was a drp f water! It tld me abut its(3) ________. It (4) ________ frm a clud int a river. We culd nt drink this water because it was dirty, s peple had t clean it. They(5) _______sme chemicals ____the water t make it clean. Then it travelled t my hme. Water is very(6) ________. Peple shuld nt waste r pllute it.
Reading task
Read the text and chse the best answer.
1. Hw did the drp f water feel at first?A. Angry. B. Happy. C. Sad. D. Nervus.2. Where did peple clean water?A. In the pipe. B. In the river. C. In the sea. D. In the reservir.
3. Where des the water begin its jurney?A. Frm the tap. B. Frm the clud.C. Frm the sea. D. Frm the reservir.4. What des the passage want t tell us?A. The jurney f a drp f water. B. A talk between Dra and water.C. Turn the tap ff in time. D. Dn't waste r pllute water.
a.The drp f water tells Dra abut its lng jurney frm the clud t the tap. b.The drp f water tells Dra that it will g back int the sea again. It als reminds her that water is valuable. The drp f water tells Dra t turn the tap ff. d.Dra turned ff the tap and went ut f the bathrm.e.Dra is brushing her teeth with the tap n.
Wrk in grup. Rearrange the fllwing sentences.
1. Wh des the drp f water talk t? Dra. 2. What des the drp f water ask the girl t d? Why? The drp f water asks Dra t turn the tap ff. Because water is valuable.3. What des the drp f water mainly talk abut? Hw water in the sea cmes int ur hme.
Read the stry again, and answer the fllwing questins.
Wrk in grup. Fill in the flw chart.
drps as rain int a river
runs int a reservir
travels thrugh pipes
Pst Reading
Wrk in grup. Yu are the drp f water, and use the first persn t tell the stry f yur jurney.
Hell, everyne, I am a drp f water. Nw I am at Dra’s bathrm. But a few days ag, I was in a clud. Then I drpped int a river and ran int a reservir. It was time fr peple t clean me because I was dirty. They cleaned me and added sme chemicals t me. Then I travelled thrugh the pipes under the streets and I came ut frm the tap. After that, peple will make me clean again. Then, I will g int the sea again. My jurney starts frm the sea.
1. “Turn that tap ff,” said an angry vice. 一个愤怒的声音说道：“关掉那个水龙头。” 【用法】turn ff 意为“关掉；关闭”，反义词组是turn n,意为“打开”。【注意】ff / n是副词，其后接名词时，名词放在ff / n的前后均可，接代词时，必须放在turn和ff / n的中间。The light is a bit t harsh. Please turn it ff. 那灯光有点太刺眼，请把它关掉。It’s time fr the news. Please turn n the TV. 新闻时间到了，请打开电视机。
Language pints
【拓展】① turn n = switch n，意为 “拧开(电器)；打开(水源、煤气、电源等)”。Please turn n the radi. 请把收音机打开。② turn ff = switch ff，意为 “关掉(电器)；关上(水源、煤气、电源等)”。Have yu turned ff the TV? 你关电视了吗？
③ turn up 意为“调高(音量或热度)”。I turned the vlume up. 我把音量调大了。④ turn dwn 意为“调低(音量或热度)”。He kept turning the central heating dwn. 他不断地调低中央暖气系统的温度。
【即时训练】 完成句子(1)你能把电视声音调低一点吗？Can yu __________ __________ the TV a bit? (2)如果你是最后一个离开房间的，请关掉所有的灯。 __________ __________ all the lights if yu are the last ne t leave the rm.
2. D yu knw where I cme frm? 你知道我是从哪儿来的吗？【用法】① 此句含有由where引导的宾语从句，where I cme frm在整个句子中作宾语，where之后用陈述句语序。I knw where yur hmewrk is. 我知道你的作业在哪里。Can yu guess where Tm is ging next mnth? 你能猜猜汤姆下个月去哪儿吗?
② where之后有时也可直接接动词不定式，并可与相应的宾语从句互换。D yu knw where we shuld g next?=D yu knw where t g next? 你知道下一步我们该去哪里吗？
【即时训练】( )I dn’t remember ______ the bk yesterday.A. where did I putB. where I putC. where I shuld put D. where shuld I put
3. Then it was time fr peple t clean me. 接下来就到了人们清洁我的时候了。【用法】 It’s time (fr sb) t d sth 是（某人）做某事的时候了。 It’s time t d sth. 相当于 It’s time fr sth.It’s time fr us t g t schl. 是我们上学的时间了。It’s time t g t schl. = It’s time fr schl.【即时训练】 到了学生们在校门口集中的时候了。______ ______ fr students ______ _______ at the schl gate.
t gather
4. S is this the end f yur jurney? 那么这就是你整个旅程的终点了吗？【用法】 the end f……的结尾；……的尽头； end为可数名词，意为“末尾；结局”。He put his bk at the end f the desk.他把书放在桌边。 Culd yu tell me the end f the film?你可以告诉我这部电影的结局吗？
【拓展】 end的常用搭配：① at the end f 意为“在……的后期；在……的末端”，既可以指时间的后期，也可以指位置的末端。At the end f the rad, yu can see a bus statin.在这条马路的尽头你会看到一个公交站。② by the end f 意为“在……之前；到……结束时”，只表示时间。We must finish the wrk by the end f this week.我们必须在这周前完成这项工作。
③ in the end 意为“最后；终于”，可与at last，finally互换使用。In the end, we gt t the muntain tp.最后，我们到达了山顶。
【即时训练】根据中文意思完成句子。1. 最后，他做完作业了。 ______ _______ _______, he finished his hmewrk.2. 你可以告诉我这个故事的结局吗？ Culd yu tell me _______ _______ ______ the stry?
the end f
In the end
5. Remember nt t waste r pllute me. I'm valuable.记住不要浪费我，也不要污染我。我很珍贵。【用法】 remember nt t d sth 记得不要（去）做某事 其肯定形式为remember t d sth，意为“记得要做某事”。 Yu must remember nt t pllute the envirnment. 你必须记住不要污染环境。
【即时训练】 1. Remember _____ t much meat.A. dn’t eat B. nt eatC. nt t eat D. t nt eat2. 我会记得把书还给你的。I’ll ___________ _____ ________ the bk t yu.
remember t return
1. Hey! Lady! Yu d________ yur mney n the grund.2. What a beautiful v________ yu have! I’m sure yu will be a singer in the future.3. Believe it r nt, f all the water n Earth, nly abut 3% is f________ water.4. A________ sme sugar t the milk, please.5. Put sme s________ int the sup, please. It is t fresh.6. In big cities, all the tap water cmes t yur hme thrugh the p________ .
一、根据句意及首字母写出所缺单词，注意其形式。
( )1. The light were __________ and lit up the rm.A. nB. inC. utD. ff( ) 2. After washing yur hands, yu shuld _____ the tap.A. turn nB. take ffC. turn ffD. take n( ) 3. We shuld be friendly and never say things in _____ angry vice.A. aB. anC. the D. /
二、选择最佳答案填空。
( ) 4. I am very hungry nw. Is it time ____ us ____ lunch?A. f; havingB. fr; t haveC. f; t haveD. fr; having( ) 5. The sup is tasteless. Please add sme salt _____ it.A. inB. nC. atD. t( ) 6. Remember _______ play with fire. It’s very dangerus.A. t playB. nt t playC. playingD. nt playing
Key wrds: drp, jurney, quantity, experiment, fresh, salt, n, vice, add, chemical, thrugh, pipe, valuableKey phrases:turn ff, add…t…, lk arund, a drp f water, cme frm, it is time fr sb. t d sth., travel thrugh, the end f sth., remember nt t d sth., cme ut f, make sth. + adj.
1. Recite new wrds and expressins .2. Finish the reading exercise paper.
If human beings d nt cherish water, the last drp f water we can see will be ur wn tears!