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所属成套资源：【公开赛课】仁爱科普版英语八年级上册精品PPT课件+素材
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初中英语仁爱科普版八年级上册Topic 1 What's the strongest animal on the farm?精品课件ppt
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这是一份初中英语仁爱科普版八年级上册Topic 1 What's the strongest animal on the farm?精品课件ppt，文件包含演示文稿1pptx、U4T1C-1amp3、P85U4-T1C-1ampg、P85U4-T1C-1aswf、导入视频mp4等5份课件配套教学资源，其中PPT共30页， 欢迎下载使用。
Let's enjy a vide.
rainfrest热带雨林
雨林就是雨水充沛的森林。热带雨林是地球上一种常见于赤道附近热带地区的森林生态系统，主要分布于东南亚、澳大利亚北部、南美洲亚马逊河流域、非洲刚果河流域、中美洲和众多太平洋岛屿。
热带雨林是地球上抵抗力稳定性最高的生物群落，常年气候炎热，雨量充沛，全年雨量分配均匀，常年湿润，空气相对湿度95%以上。季节差异极不明显，白天温度一般在30℃左右，夜间约20℃。这里生物群落演替速度极快，是世界上大于一半的动植物物种的栖息地。
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?
Listen and answer.
Listening task
What's the main idea f each paragraph？
B. The features(特征) f rainfrests
A. The imprtance(重要性) f the rainfrests
Read para1 and answer the questins.
Reading task
1 Rainfrests are thick frests in the ht parts f the 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 f tall 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.
Fill in the chart.
Square (面积）:
There are thusands and thusands f animals.
There are lts f tall trees and thusands f
Read para2 and answer the questins.
2 Rainfrests are very imprtant 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 many mre useful things.We need rainfrests fr many reasns.But nw, rainfrests are becming smaller and smaller, s we shuld prtect them.
Read again and mark true (T) r False(F) accrding t 1a.
( ) 1.Rainfrsts cver half f the earth”s surface.
( ) 2.We can everything clearly in rainfrests.
( ) 3.Rainfrests can give us many useful things.
( ) 4.In rainfrests all the animals live n the grund.
( ) 5.Withut rainfrests,the envirnment wuld becme quite terrible.
1b Cmplete the table. Then check with yur partner.
Language pints
1. Rainfrests cver 6% f the earth’s surface.1）cver在此作动词，盖，覆盖，遮住，遮盖，掩蔽，盖在…上面。常用词组cver 用...盖be cvered 被...覆盖A heavy fall f snw cvered the grund.一场大雪覆盖了大地。2）6%读作six percent。数词 % +可数名词复数/可数名词单数 / 不可数名词均可，谓语动词取决于主语。Eg: 50% f the students in ur class are bys. 70% f the earth is water.
2. They prvide places t live fr thusands f plants and animals fund nwhere else n earth.prvide作提供;供给讲时，常用于以下结构：1）接名词作宾语。It is said that the management will prvide fd and drink.据说管理部门将供应饮食。2）用于prvide sth. fr sb.结构，即/"向某人提供某物/"，也可用prvide sb.with sth. 结构。这两者意思相同，可互换，但介词不可混淆。They prvided sme necessary supprt fr the sufferers.他们为受难者提供了一些必要的援助。
3. Thusands and thusands f animals live in rainfrests.thusands f plants 数千hundreds f animals 数百thusands and thusands f 千千万万的表示不确定数时，hundred 和 thusand 等词后不但要加s，而且还要用f 构成固定词组表示确定数目时。要在hundred 和 thusand 等词前加一个具体数字，但hundred 和 thusand等词后不要加s，不用f 构成固定词组There are tw hundred students in ur schl.Thusands f students are reading in the library.
4. They play an imprtant part in cntrlling the climate.cntrl控制--cntrlled--cntrllingplay an imprtant part in sth 在某事上扮演着重要的角色;=play an imprtant part in ding sth 在某事中起重要作用； 参与（某事）其中part可以换rle，play an imprtant part/rle in sth Friends play an imprtant part in ur lives.朋友在我们的生活中起重要作用。He plays an active part in class activities. 他积极参加班级活动。
5. Withut rainfrests ,many beautiful plants and animals wuld die ut .withut 引导的虚拟语气：表示动作或状态不是客观存在的事实，而是说话人的主观愿望、假设或推测等。与现在事实相反: 从句: 动词的过去式（be的过去式一般用were）主句:wuld/ shuld/ culd/ might + 动词原形If I were yu, I shuld study English. 如果我是你，我就学英语了。If my brther were here, everything wuld be all right.
6. But nw rainfrests are becming smaller and smaller ,s we shuld prtect them.1)“形容词比较级 + and + 形容词比较级” 越来越……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.2)prtect vt. 保护，防护。常用词组prtect frm 使免受Wearing dark glasses can prtect yur eyes frm the sun.戴墨镜可以保护眼睛不受阳光刺激。
Key phrases
prvide sth t sb= prvide sb with sth thusands f nwhere else n earth different /all kinds f play an imprtant part in ding sth keep the water cycling hld the waterdie ut cntrl the climate / weatherin the wds the lungs f the earth
提供...给某人数以千计的 没有别的地方 在地球上 不同(各）种类的在...方面起重要作用 保持水份 保持水循环灭绝 控制气候、天气在树林中 地球之肺
1c Read again and answer the questins.
What des the wrd “cver” mean in Paragraph 1 ?Why are rainfrests the lungs f the earth ? Why shuld we prtect rainfrests well ?
It means “覆盖”.
Because the plants in the frests help t make the air fresher and cleaner.
Because they help t hld the water and keep the water cycling. They play an imprtant part in cntrlling the climate.
4. Can yu guess what the next part f the passage will talk abut ?5. What shuld we d t prtect rainfrests ?
Yes. The next part may talk abut what we shuld d t prtect rainfrests.
We shuld save paper and mustn’t use the chpsticks fr nly nce.
Nw we finally knw
thick, dark
Rainfrests can:
Help t make the air fresher.Help t cntrl the climate.Give us wd ,rubber,fruit,medicine………
What’s happening t rainfrests nw?
Defrestatin
What can we d t prtect the rainfrests?
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.
Yu can write like this :
Let's enjy a vide.
rainfrest热带雨林
雨林就是雨水充沛的森林。热带雨林是地球上一种常见于赤道附近热带地区的森林生态系统，主要分布于东南亚、澳大利亚北部、南美洲亚马逊河流域、非洲刚果河流域、中美洲和众多太平洋岛屿。
热带雨林是地球上抵抗力稳定性最高的生物群落，常年气候炎热，雨量充沛，全年雨量分配均匀，常年湿润，空气相对湿度95%以上。季节差异极不明显，白天温度一般在30℃左右，夜间约20℃。这里生物群落演替速度极快，是世界上大于一半的动植物物种的栖息地。
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?
Listen and answer.
Listening task
What's the main idea f each paragraph？
B. The features(特征) f rainfrests
A. The imprtance(重要性) f the rainfrests
Read para1 and answer the questins.
Reading task
1 Rainfrests are thick frests in the ht parts f the 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 f tall 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.
Fill in the chart.
Square (面积）:
There are thusands and thusands f animals.
There are lts f tall trees and thusands f
Read para2 and answer the questins.
2 Rainfrests are very imprtant 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 many mre useful things.We need rainfrests fr many reasns.But nw, rainfrests are becming smaller and smaller, s we shuld prtect them.
Read again and mark true (T) r False(F) accrding t 1a.
( ) 1.Rainfrsts cver half f the earth”s surface.
( ) 2.We can everything clearly in rainfrests.
( ) 3.Rainfrests can give us many useful things.
( ) 4.In rainfrests all the animals live n the grund.
( ) 5.Withut rainfrests,the envirnment wuld becme quite terrible.
1b Cmplete the table. Then check with yur partner.
Language pints
1. Rainfrests cver 6% f the earth’s surface.1）cver在此作动词，盖，覆盖，遮住，遮盖，掩蔽，盖在…上面。常用词组cver 用...盖be cvered 被...覆盖A heavy fall f snw cvered the grund.一场大雪覆盖了大地。2）6%读作six percent。数词 % +可数名词复数/可数名词单数 / 不可数名词均可，谓语动词取决于主语。Eg: 50% f the students in ur class are bys. 70% f the earth is water.
2. They prvide places t live fr thusands f plants and animals fund nwhere else n earth.prvide作提供;供给讲时，常用于以下结构：1）接名词作宾语。It is said that the management will prvide fd and drink.据说管理部门将供应饮食。2）用于prvide sth. fr sb.结构，即/"向某人提供某物/"，也可用prvide sb.with sth. 结构。这两者意思相同，可互换，但介词不可混淆。They prvided sme necessary supprt fr the sufferers.他们为受难者提供了一些必要的援助。
3. Thusands and thusands f animals live in rainfrests.thusands f plants 数千hundreds f animals 数百thusands and thusands f 千千万万的表示不确定数时，hundred 和 thusand 等词后不但要加s，而且还要用f 构成固定词组表示确定数目时。要在hundred 和 thusand 等词前加一个具体数字，但hundred 和 thusand等词后不要加s，不用f 构成固定词组There are tw hundred students in ur schl.Thusands f students are reading in the library.
4. They play an imprtant part in cntrlling the climate.cntrl控制--cntrlled--cntrllingplay an imprtant part in sth 在某事上扮演着重要的角色;=play an imprtant part in ding sth 在某事中起重要作用； 参与（某事）其中part可以换rle，play an imprtant part/rle in sth Friends play an imprtant part in ur lives.朋友在我们的生活中起重要作用。He plays an active part in class activities. 他积极参加班级活动。
5. Withut rainfrests ,many beautiful plants and animals wuld die ut .withut 引导的虚拟语气：表示动作或状态不是客观存在的事实，而是说话人的主观愿望、假设或推测等。与现在事实相反: 从句: 动词的过去式（be的过去式一般用were）主句:wuld/ shuld/ culd/ might + 动词原形If I were yu, I shuld study English. 如果我是你，我就学英语了。If my brther were here, everything wuld be all right.
6. But nw rainfrests are becming smaller and smaller ,s we shuld prtect them.1)“形容词比较级 + and + 形容词比较级” 越来越……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.2)prtect vt. 保护，防护。常用词组prtect frm 使免受Wearing dark glasses can prtect yur eyes frm the sun.戴墨镜可以保护眼睛不受阳光刺激。
Key phrases
prvide sth t sb= prvide sb with sth thusands f nwhere else n earth different /all kinds f play an imprtant part in ding sth keep the water cycling hld the waterdie ut cntrl the climate / weatherin the wds the lungs f the earth
提供...给某人数以千计的 没有别的地方 在地球上 不同(各）种类的在...方面起重要作用 保持水份 保持水循环灭绝 控制气候、天气在树林中 地球之肺
1c Read again and answer the questins.
What des the wrd “cver” mean in Paragraph 1 ?Why are rainfrests the lungs f the earth ? Why shuld we prtect rainfrests well ?
It means “覆盖”.
Because the plants in the frests help t make the air fresher and cleaner.
Because they help t hld the water and keep the water cycling. They play an imprtant part in cntrlling the climate.
4. Can yu guess what the next part f the passage will talk abut ?5. What shuld we d t prtect rainfrests ?
Yes. The next part may talk abut what we shuld d t prtect rainfrests.
We shuld save paper and mustn’t use the chpsticks fr nly nce.
Nw we finally knw
thick, dark
Rainfrests can:
Help t make the air fresher.Help t cntrl the climate.Give us wd ,rubber,fruit,medicine………
What’s happening t rainfrests nw?
Defrestatin
What can we d t prtect the rainfrests?
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.
Yu can write like this :
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