沪教牛津版（2024）七年级下册（2024）Section 1图文ppt课件

这是一份沪教牛津版（2024）七年级下册（2024）Section 1图文ppt课件，共27页。PPT课件主要包含了drinkable ，shower ，bath ，salt water，litres ， athletes，brain ，a few days， to 3，at school等内容，欢迎下载使用。
After this lessn, I will be able t:Get facts and numbers abut water n Earth.Understand why numbers are imprtant and the functin f using numbers.Talk abut why water is imprtant, discuss hw t use water in daily life and share ideas n hw t save it.Understand the water prblems we face tday. Knw that water is precius and prmise nt t waste it.
Tday’s Gals
Befre Listening
Water Detectives
Why d peple suffer water shrtage?
Water cvers abut 70% f the Earth’s surface, but mst f it is salt water. Salt water is undrinkable.
Key Wrds & Phrases
undrinkable
take a shwer
take a bath
fresh water
pre cent/ precent
1. ________________________ 2. ________________________ 3. ________________________
First listening
Listen t a pdcast abut water and write dwn the tpics mentined in it.
The water n Earth
The water in the human bdy
Ways t save water
Secnd listening
Listen again and cmplete the ntes belw.
wash clthes and take baths
Third listening
Listen again and answer questins.
1. Accrding t the tape, which f the fllwing is TRUE?A. Abut 97% f water n Earth is fresh water. B. Abut 75% f the human brain is water.C. Peple can live fr weeks withut water. D. Only abut 3% f the water n Earth is drinkable.2. Why des the speaker mentin that “athletes usually need mre wate”?A. T shw that athletes are healthier. B. T shw that peple wh exercise mre need mre water.C. T ask peple t d mre sprts. D. T explain that sweating is gd fr health.3. Why des the speaker talk abut turning ff the tap when brushing teeth?A. T shw that brushing teeth wastes water. B. T tell peple t take shwers instead.C. T give an example f saving water. D. T ask peple t brush teeth less ften.4. What is the main idea f the tape ?A. Water is imprtant and we shuld save it. B. Mst water n Earth is salt water.C. Athletes need mre water. D. Taking a bath uses a lt f water.
Why des the speaker use s many numbers in the text?
1. T make the infrmatin mre trustwrthy and scientific.2. T help explain cmplicated ideas with clear numbers and make it easy fr peple t understand hw small actins can make a big difference.
After listening
Further thinking
Why is water s imprtant fr humans?
Water is imprtant need water water, we can' helps example, we use water imprtant fr...
Where d we use water?
in factries
Let’s talk abut different ways f using water.
Lk at the example. Listen t the tape and imitate.
The uses f water at hme: drinking, cking fd, bathing & shwering, washing dishes, washing clthes, watering plants ... ... use water t d sth. We need water fr ... We use water when we d sth.
Scene changing
Let’s wrk in pairs, and chse ne scene t talk abut hw we use water.
Wh : teachers, students
Wrds bank: drink water, wash hands, d experiments, water plants, clean the classrm, wash paintbrushes, mp the flr
Sentences: At schl, ____ use water t ____.We als need water t ____.
Wh : wrkers, engineers
Wrds bank: cl machines, make prducts, clean equipment, mix materials
Sentences: In factries, ___ use water t ____.They als need water t ____.
Wh : farmers, farm wrkers, animals
Wrds bank: water crps, give water t animals, clean the barn, irrigate fields, grw vegetables, feed the animals
Sentences: On farms, ____ use water t ____.They als need water t ____.
Humans, animals and plants will die.
Rivers, lakes, and ceans will disappear.
There will be n rain, and the climate will turn extremely ht r cld.
T prtect water is t save urselves.We must try ur best t prtect water!
If there is n water n Earth, what will happen?
Hw can we save water in the fllwing situatins?
Situatin: __________________________ Water-saving tip: ____________________ _______________________
washing clthes
use the waste water t d sme cleaning
When we are washing clthes, we can ______ t save water.
Stage Three: Sharing
Situatin: ___________________________ Water-saving tip: _____________________ _______________________
cllect enugh clthes and use washing machine
Situatin: ______________ Water-saving tip: ___________________________ _______________________
washing hands
turn ff the water when yu’re nt using it
When we are washing hands, we can ______ t save water.
Wrk in grups. As students, please give advice n saving water.
turn ff the tap dn’t waste water fix the leaky tap reuse water take a shrt shwer
总分：____ / 9 我的建议：_________________________________
Listen and learn
在辅音连缀/str/、/spl/、/spr/、/skr/中，存在清辅音浊化的现象。在一些单词中，我们需要把/s/后面的清辅音发成它对应的浊辅音。如：① /tr/—/dr/ street中s后的/tr/常发/dr/的音② /p/—/b/ spring中s后的/p/常发/b/的音③ /k/—/g/ screen中s后的/k/常发/g/的音④ /t/—/d/ student中s后的/t/常发/d/的音
Listen and repeat
Listen and repeat. Pay attentin t the letters in blue.
Listen and circle
Listen carefully and circle the wrd yu hear frm each pair.
After learning this lessn, I can talk abut ...
hw we use water
brush teeth
wash clthes
cl machines
where we use water
After learning this lessn, I can...
use wrds and expressins abut using water crrectly.
enhance my awareness f saving water thrugh listening and discussin.
listen effectively and get infrmatin abut water.
The ____________ is the mst cmplex rgan in the human bdy.2. Dn’t ____________ fd. There are many peple wh dn’t have enugh t eat.3. I feel tired. I think I’ll take a ht ____________.4. The cean is full f ____________ water.5. Many cuntries face shrtages f clean __________________.6. ___________________ the wrld, peple are suffering frm drught.7. We shuld prtect natural resurces, ____________ frests and river
drinking water
In sme parts f
挑战层：制作一张“Water: Facts & Tips”海报。
基础层：模仿朗读听力板块的音频材料和Speaking板块中Imprving yur prnunciatin的单词和句子。
提高层：写一段短文（4-5句话）：“Hw can we save water?”要求使用课堂学到的短语、句型。