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初中英语外研版 (新标准)九年级上册Unit 3 Language in use教学ppt课件
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这是一份初中英语外研版 (新标准)九年级上册Unit 3 Language in use教学ppt课件，文件包含Unit3pptx、3doc、M12U3a8wav、M12U3a9wav等4份课件配套教学资源，其中PPT共30页， 欢迎下载使用。
By the end f the class, we will be able t:
1. understand the types f English wrd-frmatin;2. finish the grammar exercises crrectly.
1. 合成法将两个或两个以上独立且语义不同的单词合在一起构成新词的方法称为合成法。合成法是一种比较灵活的构词方法，可以合成名词、副词、代词、动词等。例如：合成名词: ftball 足球; handwriting 笔迹合成动词: dwnlad 下载; safeguard 保护合成形容词: wrld-famus 举世闻名的合成副词: upstairs 在楼上
2. 派生法派生法又称前缀、后缀构词法, 即在一个单词前或后加上前缀或后缀构成新的单词。前缀、后缀是英语中常见的扩充词汇的方式, 也是学习英语必须掌握的构词法。
3. 转化法转化法就是在不改变拼写形式的基础上, 由一种词性转化为另一种词性, 主要有名词转化为动词、动词转化为名词、形容词转化为动词或名词等。
转化法的类型(1) 动词转化为名词dress 穿→ a beautiful dress 一件漂亮的连衣裙smell 闻→ a terrible smell 难闻的气味lve 爱→ fall in lve with 爱上
(2) 名词转化为动词email 电子邮件→ email 发电子邮件dust 灰尘→ dust the desk 擦去桌子上的灰尘film电影→ film this stry 拍摄这个故事(3) 形容词转化为名词daily 日常的→ China Daily《中国日报》final 最终的→ a maths final 数学期末考试
Language practice
Reuse means “use again”.Thugh pllutin is heavy nw, I dn't think it's hpeless.
1. Make new wrds. Jin the parts f wrds in Bx A with the wrds in Bx B. Yu need t use sme f the parts mre than nce.
Nw wrk in grups. Play the guessing game English fr Fun.
1．full f care _________ 2．can be cllected __________3．full f hpe __________4．withut any hpe __________5. nt pssible __________
English fr Fun
6．nt usual __________7．withut any use __________8．use again __________9．nt wanted __________10．making a lt f waste __________
2. Cmplete the sentences with the wrds in the bx.
1. Plluted water is ____________.2. It is ___________ t thrw s much fd away. 3. If yu lk after things well, yu may ________ sme f them later. 4. It is __________ t clean up the whle river in such a shrt time. 5. If we pay attentin t pllutin nw, the future will be ________.
3. Cmplete the table.
usefully/uselessly
hpeful/hpeless
usual/unusual
4. Cmplete the sentences with the crrect frm f the wrds in Activity 3.
She was hpeful that her new jb wuld make her mre successful. 1. The factry ________ the river, and the fish died.2．We ften walk in the cuntryside. It is a(n) ______ activity fr us.3．D nt use s much water. It is very___________.4．T keep the flwers grwing, yu need t ___________ them nce a day.
5. Cmplete the sentences.A lunchbx is a bx that yu keep yur lunch in.1．A ___________ is a card that yu write n ne side f and send t smene by pst.2．A ____________ is a rm where yu have classes at schl.3．A _________ is a bk that has ne r mre stries fr children.4．A __________ is a black bard that is used at schl fr writing n with chalk.
6. Wrk in pairs. Lk at the pictures and answer the questins.1．What kinds f things can be recycled?2．Hw can these things be reused?3．Hw des this help the envirnment?4．Have yu ever recycled r used things that can be recycled? Hw?
Mike: I hear yu are ff t the Caribbean fr a hliday! Lucky yu! But aren't yu (1) _______________ the pllutin that such lng plane jurneys may cause fr the envirnment?Ken: I knw, but what can I d abut it? I've already tried my best t prtect the envirnment. I recycle. I dn't (2) _____________ things if I dn't want them any mre. I (3) ________ the lights when I leave a rm. Dn't tell me I shuldn't travel by plane any mre!
7. Cmplete the cnversatin with the crrect frm f the expressins in the bx.
wrried abut
Mike: N, f curse nt. But we can d mre t prtect the envirnment. Fr example, we can help keep the air clean by planting trees.Trees (4) _______________ the envirnment. In this way, we can reduce the harm f pllutin.Ken: Gd! S I can enjy my hliday, and when I cme back, I'll plant sme trees! Mike: That's the idea! Maybe we can all jin in and start a small frest!
1．It is OK t thrw used things away. Lking after them takes a lt f time.2．D nt thrw away things made f glass, plastic and paper, but recycle them when pssible. 3．Take a bag when yu g shpping. 4．Prducing electricity and using il will nt cause pllutin. 5．Turn ff lights when yu d nt need them.6．Ride a bike r walk, and d nt ften drive yur car.
8. Listen and check (√) the true sentences.
9. Listen again and cmplete the table.
glass , plastic and paper
take a bag
reduce pllutin
waste electricity
Walk r cycle
are hard t
pllutin f the air, water and earth in many different ways
Reuse and recycleIt’s a waste t thrw used things away. Dn’t thrw away things made f glass, plastic and paper, but recycle them if pssible. Plastic bags are hard t recycle, s reuse the ld nes when yu can. Take a bag with yu when yu g shpping.Reduce pllutinPrducing electricity and using il may cause pllutin f the air, water and earth in many different ways.
If we use less electricity and il, we can reduce pllutin. Here is sme advice: dn’t leave lights n and waste electricity; walk r cycle, and dn’t drive a car unless yu have t. Walking and cycling are gd fr yur health t!
Arund the wrld
Mdule task: Discussing what yu can d abut pllutin
10. Wrk in grups. Decide what kind f pllutin yu want t talk abut.Chse a subject that yu care abut the mst. It culd be water pllutin, air pllutin, etc.Find ut mre infrmatin abut yur subject. Lk it up n a website r in a bk.
By the end f the class, we will be able t:
1. understand the types f English wrd-frmatin;2. finish the grammar exercises crrectly.
1. 合成法将两个或两个以上独立且语义不同的单词合在一起构成新词的方法称为合成法。合成法是一种比较灵活的构词方法，可以合成名词、副词、代词、动词等。例如：合成名词: ftball 足球; handwriting 笔迹合成动词: dwnlad 下载; safeguard 保护合成形容词: wrld-famus 举世闻名的合成副词: upstairs 在楼上
2. 派生法派生法又称前缀、后缀构词法, 即在一个单词前或后加上前缀或后缀构成新的单词。前缀、后缀是英语中常见的扩充词汇的方式, 也是学习英语必须掌握的构词法。
3. 转化法转化法就是在不改变拼写形式的基础上, 由一种词性转化为另一种词性, 主要有名词转化为动词、动词转化为名词、形容词转化为动词或名词等。
转化法的类型(1) 动词转化为名词dress 穿→ a beautiful dress 一件漂亮的连衣裙smell 闻→ a terrible smell 难闻的气味lve 爱→ fall in lve with 爱上
(2) 名词转化为动词email 电子邮件→ email 发电子邮件dust 灰尘→ dust the desk 擦去桌子上的灰尘film电影→ film this stry 拍摄这个故事(3) 形容词转化为名词daily 日常的→ China Daily《中国日报》final 最终的→ a maths final 数学期末考试
Language practice
Reuse means “use again”.Thugh pllutin is heavy nw, I dn't think it's hpeless.
1. Make new wrds. Jin the parts f wrds in Bx A with the wrds in Bx B. Yu need t use sme f the parts mre than nce.
Nw wrk in grups. Play the guessing game English fr Fun.
1．full f care _________ 2．can be cllected __________3．full f hpe __________4．withut any hpe __________5. nt pssible __________
English fr Fun
6．nt usual __________7．withut any use __________8．use again __________9．nt wanted __________10．making a lt f waste __________
2. Cmplete the sentences with the wrds in the bx.
1. Plluted water is ____________.2. It is ___________ t thrw s much fd away. 3. If yu lk after things well, yu may ________ sme f them later. 4. It is __________ t clean up the whle river in such a shrt time. 5. If we pay attentin t pllutin nw, the future will be ________.
3. Cmplete the table.
usefully/uselessly
hpeful/hpeless
usual/unusual
4. Cmplete the sentences with the crrect frm f the wrds in Activity 3.
She was hpeful that her new jb wuld make her mre successful. 1. The factry ________ the river, and the fish died.2．We ften walk in the cuntryside. It is a(n) ______ activity fr us.3．D nt use s much water. It is very___________.4．T keep the flwers grwing, yu need t ___________ them nce a day.
5. Cmplete the sentences.A lunchbx is a bx that yu keep yur lunch in.1．A ___________ is a card that yu write n ne side f and send t smene by pst.2．A ____________ is a rm where yu have classes at schl.3．A _________ is a bk that has ne r mre stries fr children.4．A __________ is a black bard that is used at schl fr writing n with chalk.
6. Wrk in pairs. Lk at the pictures and answer the questins.1．What kinds f things can be recycled?2．Hw can these things be reused?3．Hw des this help the envirnment?4．Have yu ever recycled r used things that can be recycled? Hw?
Mike: I hear yu are ff t the Caribbean fr a hliday! Lucky yu! But aren't yu (1) _______________ the pllutin that such lng plane jurneys may cause fr the envirnment?Ken: I knw, but what can I d abut it? I've already tried my best t prtect the envirnment. I recycle. I dn't (2) _____________ things if I dn't want them any mre. I (3) ________ the lights when I leave a rm. Dn't tell me I shuldn't travel by plane any mre!
7. Cmplete the cnversatin with the crrect frm f the expressins in the bx.
wrried abut
Mike: N, f curse nt. But we can d mre t prtect the envirnment. Fr example, we can help keep the air clean by planting trees.Trees (4) _______________ the envirnment. In this way, we can reduce the harm f pllutin.Ken: Gd! S I can enjy my hliday, and when I cme back, I'll plant sme trees! Mike: That's the idea! Maybe we can all jin in and start a small frest!
1．It is OK t thrw used things away. Lking after them takes a lt f time.2．D nt thrw away things made f glass, plastic and paper, but recycle them when pssible. 3．Take a bag when yu g shpping. 4．Prducing electricity and using il will nt cause pllutin. 5．Turn ff lights when yu d nt need them.6．Ride a bike r walk, and d nt ften drive yur car.
8. Listen and check (√) the true sentences.
9. Listen again and cmplete the table.
glass , plastic and paper
take a bag
reduce pllutin
waste electricity
Walk r cycle
are hard t
pllutin f the air, water and earth in many different ways
Reuse and recycleIt’s a waste t thrw used things away. Dn’t thrw away things made f glass, plastic and paper, but recycle them if pssible. Plastic bags are hard t recycle, s reuse the ld nes when yu can. Take a bag with yu when yu g shpping.Reduce pllutinPrducing electricity and using il may cause pllutin f the air, water and earth in many different ways.
If we use less electricity and il, we can reduce pllutin. Here is sme advice: dn’t leave lights n and waste electricity; walk r cycle, and dn’t drive a car unless yu have t. Walking and cycling are gd fr yur health t!
Arund the wrld
Mdule task: Discussing what yu can d abut pllutin
10. Wrk in grups. Decide what kind f pllutin yu want t talk abut.Chse a subject that yu care abut the mst. It culd be water pllutin, air pllutin, etc.Find ut mre infrmatin abut yur subject. Lk it up n a website r in a bk.
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