仁爱科普版八年级上册Topic 1 What's the strongest animal on the farm?教学课件ppt
展开learning aims:
能正确拼读并运用黑体单词: thick, grund, wet, cver, frest, rainfrest, earth, surface, cntrl, die, wd, prtect
能正确地口头介绍森林带给我们的好处,并建议大家保护环境。
通过对热带雨林的学习,加深学生对森林的认识,教育学生从小事做起,从自己做起,保护环境。
earth n. 地球
Rainfrests cver 6% f the earth’s surface.
frest n. 森林
rainfrest n. (热带)雨林
It rains a lt and the grund is always wet.
They play an imprtant part in cntrlling the climate.
Rainfrests are thick frests.
Withut rainfrests, many beautiful plants and animals wuld die ut.
S we shuld prtect them.
Let us have a check.
地球覆盖表面森林热带雨林灭绝
茂密的地面潮湿的控制气候保护
earthcversurfacefrestrainfrestdie ut
thickgrundwetcntrlclimateprtect
Lk and guess !
Lk at the pictures and check which questins the passage can answer.
What are rainfrests?Hw many animals are living in rainfrests?Where d animals live in rainfrests?What can we get frm rainfrests?Why are rainfrests imprtant t us?
Watch the flash f 1a, and find ut the answers.
What can rainfrests give us ?
wd 木头, 木材;
Rainfrests give us …
and many mre useful things.
Read 1a tgether.
Rainfrests are thick frests in the ht parts fthe wrld. It rains a lt and the grund is always wet. It's always dark and ht in rainfrests. Rainfrests cver 6% f the earth’s surface. They prvide places t live fr thusands f plants and animals fund nwhere else n Earth. There are lts ftall trees and ther different kinds f plants.Thusands and thusands f animals live in rainfrests. Many f them live in the trees ver 30 meters frm the grund.
Rainfrests are veryimprtant t us. They are the lungs f the earth. The plants in the frests help t make the air fresher and cleaner. They als help t hld the water when it rains and keep the water cycling. They play an imprtant part in cntrlling the climate. Rainfrests als help t keep the beauty f nature. Withut rainfrests, many beautiful plants and animals wuld die ut. Rainfrests give us wd, fd, fruit,medicine,and manymre useful things. We need rainfrests fr many reasns. Butnw,rainfrests are becming smaller and smaller, s we shuld prtect them.85后皇嘉树:[文件]
Read 1a and cmplete the table. Then check with yur partner.
Read again and answer the questins.
What des the wrd “cver” mean in Paragraph 1 ?Why are rainfrests the lungs f the earth ?
It means “覆盖”.
Because the plants in the frests help t make the air fresher and cleaner.
3. Why shuld we prtect rainfrests well ?4. Can yu guess what the next part f the passage will talk abut ?
Because they help t hld the water and keep the water cycling. They play an imprtant part in cntrlling the climate.
Yes. The next part may talk abut what we shuld d t prtect rainfrests.
5. What shuld we d t prtect rainfrests ?
We shuld save paper and mustn’t use the chpsticks fr nly nce.
Rainfrests cver 6% f the earth’s surface.
six percent
可数名词单数 / 不可数名词
Eg: 50% f the students in ur class are bys. 70% f the earth is water.
成百上千的成百万上千万的,数以百万计的
Thusands and thusands f animals live in rainfrests.
tw hundred
5. But nw rainfrests are becming smaller and smaller.“形容词比较级 + and + 形容词比较级” 越来越……Eg. 天气变得越来越暖和了。 The weather gets warmer and warmer. 中国变得越来越强大。 China becmes strnger and strnger.
3. Many f them live in the trees ver 30 meters frm the grund. ver = mre than 多于, 超过 eg: Our class has _________________ 50 students.4. They play an imprtant part in cntrlling the climate. play an imprtant part ( in sth.) 在某事中起重要作用; 参与(某事) Eg: 他积极参加班级活动。 He _________________________ class activities.
ver/mre than
plays an active part in
1. Learn t describe the situatin f rainfrests and the imprtance t the earth. 2. Talk abut hw t prtect rainfrests.3. useful phrases: thusands f cntrl the climate ver = mre than play an imprtant part ( in sth.) smaller and smaller
Accrding t these pictures,write a shrt passage.
shw and tell peple abut …
d anything we can,such as …
ask peple nt t …
Yu can write like this :
Rainfrests are very imprtant t us. It is necessary fr us t prtect them very well. First, we shuld make peple knw abut the imprtance f prtecting them. Then ask peple nt t cut dwn the trees withut plans. Fr us, we shuld d smething as pssible as we can. When we have meals, we mustn’t use chpsticks fr nly nce. In the life, use less paper and be sure nt t waste it.
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