初中英语牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 5 Water试讲课课件ppt

这是一份初中英语牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 5 Water试讲课课件ppt，文件包含Unit5WaterPeriod5Morepracticeculturecorner课件pptx、Unit5WaterPeriod5Morepracticeculturecorner学案doc、Unit5WaterPeriod5Morepracticeculturecorner教案doc、Unit5WaterPeriod5Morepracticeculturecorner练习doc、Thewatersongmp3、Thewatersongmp4等6份课件配套教学资源，其中PPT共26页， 欢迎下载使用。

Listen t sngs and fill in wrds.
Water, the mst __________ resurceWater, a transparency yu can seeWater, _________ liquid t be drankWater, refreshing thing we need t ____We ____ the water, we care abut water,We ____ the water, we _______ the water.
Water, the plants need it t _____ upWater, the ___ cries and it falls dwnWater, ______, ceans, lagns and plsWater, a gift frm earth, a ____ t yu
Watch the vide.
Facts abut waterHere are sme interesting facts abut water:·Abut 72% f the human bdy is water.·Oceans cver abut 75% f the Earth, but cean water is salty. Therefre mst f the water in the wrld is nt drinkable.
Listen, read and understand.
·Grundwater may be drinkable, but it is nt easy t find grundwater that is clean and safe t drink.·If water drips frm yur tap every 10 secnds, yu will waste abut 315 litres f water a year —— enugh t fill tw baths!·Having a bath uses abut twice as much water as taking a shwer. Having a shwer instead f a bath can save up t 400 litres a week.
Language pints
1 .Having a bath uses abut twice as much water as taking a shwer. 然后我看到有东西向我移动。 as ... as 和……一样……（表示同级比较） nt as ... as 不如…… 如有修饰成分，须置于第一个as之前
eg. This film is as interesting as that ne. 这部电影和那部电影一样有趣。 The dictinary is nt as useful as yu think. 这本字典不如你想象的有用。 Yur bag is twice as expensive as mine. 你的袋子比我的贵一倍。
2. Having a shwer instead f a bath can save up t 400 litres a week. 用淋浴代替洗澡每周可以节省400升。 instead f 而不是eg. We just had sup instead f a full meal. 我们没有吃全餐，只喝了汤。 Instead f lending a hand, he laughed at us. 他不仅没有帮我们一把，反而嘲笑我们。
instead是副词,一般放在句首或句末。instead f 是介词短语, 其后常跟名词、代词或动名词。eg. She never studies. Instead, she plays tennis all day. = Instead f studying , she tennis all days. 她成天打网球，而不是学习。
1. Hw much f the human bdy is water? 70%.2. Hw much f the Earth is water? Abut 75%.3. Why is mst f the water in the wrld nt drinkable? Because this water is salty.
Answer the questins accrding t the article.
4. Is grundwater safe t drink? N, it isn’t.5. Des it matter if water is always dripping frm yur tap? Yes, it des.6. Can peple save water by taking a shwer, r by taking a bath? By taking a shwer.
Read the article again and match the wrds with the infrmatin.
the human bdythe Earthgrundwaterhaving a bath
a. it may be drinkable, but a few f it is clean and safe t drinkb. 70% f it is waterc. it uses twice as much water as taking a shwerd. 75% f it is cvered by ceans
Reading task
Nw cmplete the ntes belw.
Sme facts abut water:Water makes up 70% f the (1)_______ bdy.Mst f the water in the wrld is nt (2) __________.It is nt easy t find (3)____________ that is clean and safe t drink.Hw can we save water?Fix a dripping (4)______.Take a (5)_______ instead f a (6) ______.
In grups, discuss what else we can d t save water.
Cllect rainwater t water plants r wash cars.
Turn ff the tap when yu are nt using it.
Discuss:What else can we d t save water?
Pre-reading
Lk and talk abut the questins.
What d yu knw abut Venice?Where is it?What is it famus fr?
VeniceVenice is famus thrughut the wrld. Peple als call it the “Flating City” and the “City f Water” because the whle city is n the water —— there are ver 117 small islands and ver 400 bridges in this city. One f the best ways t see the city is n a gndla —— a traditinal bat.
Answer the fllwing questins:
1. Where is the “Flating City”?2. Why d peple call Venice the “City f Water”?3. Hw many islands are there in Venice? What abut bridges?
It's Venice.
Because the whle city is n the water.
There are ver 117 small islands and ver 400 bridges.
What else d yu knw abut Venice?
Venice is in Italy.
St. Mark's Square
St. Mark's Basilica
Study skills
An index is like a cntents page —— they bth help yu find infrmatin in a bk quickly. The index usually cmes at the end f the bk.
Where can yu learn abut the fllwing infrmatin? Lk at the index belw. Write the crrect key wrds and page numbers in the spaces.
1 hw farmers use water _____________ ( ) 2 which kinds f water we can drink _____________ ( )3 hw peple use sea water _____________ ( )4 famus lakes in China _____________ ( )5 hw peple treat dirty water _____________ ( )6 water pllutin _____________ ( )
Drinking water 6
Sea water 50
Lakes 4
Treatment 36-39
Pllutin 33
Agriculture 66-84
interesting factstherefredrinkablehave a bathtake a shwer twice as much…asinstead fup t It is nt easy t find…
有趣的事实因此可饮用的泡澡淋浴是……的两倍代替，而不是……(数量，程度等)达到找到……并不容易
Chse the answers.
1.We shuld______the used water clean befre it ges back int the sea．A.keep B.make C.becme2. —— The lake was very beautiful but nw it is ging t ______. —— Yes. It may disappear ne day.A. wake up B. give up C. dry up
3.______ is called the “Flating City” in the wrld．A.New Yrk B.Paris 's necessary fr us____English learn B.learning C.learn5. Yu'd better ride a bike t g t schl____taking a bus every day．A.instead f B.instead C.thanks t