初中英语牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 5 Water课前预习ppt课件

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课前预习ppt课件，文件包含Unit5WaterPeriod4SpeakingWriting课件pptx、Unit5WaterPeriod4SpeakingWriting教案doc、Unit5WaterPeriod4SpeakingWriting练习doc、Unit5WaterPeriod4SpeakingWriting学案doc、spea14mp3、speaA203mp3、speaA202mp3、speaA201mp3、speaA106mp3、speaA105mp3、speaA104mp3、speaA103mp3、speaA102mp3、speaA101mp3、spea16mp3、spea15mp3、spea12mp3、spea13mp3、spea11mp3、spea10mp3、spea09mp3、spea08mp3、spea07mp3、spea06mp3、spea05mp3、spea04mp3、spea03mp3、spea02mp3、spea01mp3、speaA204mp3等30份课件配套教学资源，其中PPT共29页， 欢迎下载使用。

Watch the vide and talk abut it.
Brainstrming:Hw t save water?
1 Take shrter shwers.2 Dn’t leave the tap running when we dn’t need t use water. 3 Try t reuse water .4 Dn’t pllute water s that we will have fresh water fr years and years.
Presentatin
Listen, read and find ut the prnunce f the blue letters:
strangestreetstrng
splashsplendidsplit
sprayspreadspring
screamscreenscript
1. /strei/ /stei/ 2. /striŋ / /spriŋ/3. /split/ /spit/ 4. /'splendə(r)/ /'spendə(r)/ 5. /skri:m/ /stri:m/6. /stript/ /skript/
Listen carefully and circle the wrd yu hear frm each pair:
1.The strawberry plant in the street lks strange, but the strawberries are nice and sweet.2. Heavy rain splattered n the rf and splashed against the windws f the splendid huse.
Read these sentences. Pay attentin t the letters in bld.
3. Sprinkle the seeds arund. Spread them ut. In spring, yu will have green spruts.4. The screenwriter screamed when she saw the script.
Pick the apples:
Hw des water becme rain? In grups, talk abut this prcess.
First, … Then, …Next, … Finally, …
heats the water becmes vapur frms cluds cls and frms small drps f water rain falls
1. Where des rain cme frm?2. What makes water rise frm the sea?3. Hw can clud becme rain?4. What des water frm in the sky?
Discuss the fllwing questins:
Guess what the wrds cvered are:
First, the sun heats the water.
Then, water becmes vapur.
Next, vapur frms cluds.
Finally, vapur cls and frms small drps f water and rain falls.
First, the sun heats the water in the sea. The water becmes vapur and rises frm the sea. Then, mre and mre vapur frms in the air and makes cluds. When the vapur cls, it becmes small drps f water. Then the small drps f water becmes t heavy t stay in the air. Finally, rain falls.
Fr example:
Lk and talk abut the pictures:
add sme salt t a glass f water
stir the water
heat the water
What experiment is the by ding? In grups, describe the pictures.
Finally, …(start t dry up)
Heat the water. (a white clud, be made up f, small drps f, cntinue)
Stir the water. (disappear, becme part f)
Add sme salt t a glass f water.
Talk abut the flw chart:
1. What is the title f this flw chart? An experiment. 2. Hw many steps are there in the flw chart? Fur.3. Where des the flw chart start and where des it end? It starts at the tp and ends at the bttm.
Write a shrt paragraph abut this experiment. Use the infrmatin in A t help yu.
First, add sme salt t a glass f water. _______________________________________________________________________________________________________________________________________________________________Finally, _______________________. The salt turns int crystals.
Then stir the water. The salt disappears and becmes part f the water. Next, heat the water. Yu can see a white clud. It is made up f small drps f water. Cntinue t heat the water.
the water starts t dry up
D yu like banana milkshake? Discuss hw t make it:
First , peel the banana.
Secnd, cut up the banana.
Third/Next, put the bananas in the blender.
Furth/Then/Next, pur the milk int the blender.
Fifth/Next, turn n the blender.
Sixth/Next, turn ff the blender.
Finally, drink the milk shake.
What else drink d yu like? Hw can we make it? Write dwn the steps:
Yu can use the sentences:At first/ First last/ Finally ...
add….tpart fturn ffdry upbe made up fturn intfirstnext,then,finally
把….加入成为…一部分 关干涸由…组成 变成 首先，第一 然后、接着、最后
1.—— Daisy, dn't leave the tap ________. —— Srry, Mm. I'll ________ it ff at nce.A. n; turn B. ff; take C. in; turn 2. —— The lake in this village is ging t______ Why? ——Because peple and factries take t much water frm it.A.wake up B. give up C. dry up
Chse the crrect answers.
3.Yur idea abut having a picnic tnight _______.A. sunds great B. sund great C. sunds interested4.T_______ a habit (习惯）r an idea is t let it appear and develp (发展).A.frm B. prtect C. save5. The sup is nt sweet enugh. Please ________ sme sugar ________ it.A. add; in B. add; t C. add; n