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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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这是一份外研版 (新标准)九年级上册Unit 3 Language in use教学ppt课件，共28页。PPT课件主要包含了Revision，Reduce，Reuse，Recycle，homework，football，easygoing， download，两个或两个以上，lunchbox等内容，欢迎下载使用。
Unit 3 Language in use
Means “____________”
Dn’t _________ things. Dn’t rder __________ than yu can finish. __________ the lights when yu dn’t need them. Think whether it is really __________ befre buying smething new.
Use things fr as ______ as pssible. It’s better t use _______ cups and _______ bags because they can be used many times.
Means “________ things _____ smething else t be reused ”
______ the rubbish ______ plastic, glass, paper, and rubber. Develp a recycling _______ fr the whle cmmunity. Buy _________ prducts.
change int
1. 合成法 将________________独立且语义不同的单词合在一起构成新词的方法。合成名词 hme+wrk ft + ball(2) 合成形容词 hard + wrking easy + ging (3) 合成动词 dwn + lad
Ex.5 Cmplete the sentences. (P101)
A _________ 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.
2. 派生法 通过在______前面加_____或在_____后面加______构成一个新词的方法。 要通过派生法理解和记忆单词, 我们需要掌握常见的前缀和后缀及派生规律。
常见前缀im-, un-, in-, dis-等，表示否定。 pssible --- happy --- crrect --- agree --- II. re-, 表示重复 build ---
III. anti- 表示 “反对，防止”。 war--- inter- 表示“相互，交互，在……之间。 natinal---
internatinal
(2) 常见后缀名词后缀：-er, -r, -ist, -tin, -ment等 read--- visit--- science--- suggest--- develp---II. 形容词后缀：-ful, -less, -able等。 care--- use--- believe---
III. 副词后缀：-ly. slw--- (注意：不是所有ly结尾的都是副词。 lve---lvely, friend---friendly, live---lively)IV. 数词后缀：-th, -teen, -ty等。 seven---
seventeen,
Make a 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.
A –able -ful im- -less re- un-
B care cllect hpe pssible use usual wanted waste
Ex.1 ( P100 )
由 care 可以派生出： care
由 cllect 可以派生出：cllect
由 hpe 可以派生出： hpe
由 pssible 可以派生出： pssible
由 use 可以派生出： use
由 usual 可以派生出： usual
由 wanted 可以派生出： wanted
由 waste 可以派生出： waste
careful, careless, cllectable, hpeful, hpeless, impssible, usable, useful, useless, reuse, unusual, unwanted, wasteful,
Nw wrk in grups. Play the guessing game.
full f care ____________2. can be cllected ____________3. full f hpe ____________4. withut any hpe ____________5. nt pssible ____________6. nt usual ____________7. withut any use ____________8. use again ____________9. nt wanted ____________10. making a lt f waste ____________
Cmplete the sentences with the wrds in the bx.
hpeful impssible reuse unhealthy wasteful
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 __________.
Exercises 2
3. 转化法 把一种________转化为另一种______而______不变的方法称作转化法。常见的转化有：(1) 动词名词 — Let’s talk abut it mre. — I think we’d better finish the talk nw. (2) 名词转化为动词 She gave me a cup f water. Yu shuld water the flwers twice a day. (3) 形容词转化为名词 She was wearing a black dress. The girl in black lks very beautiful.
Ex.3 Cmplete the table. (P101)
usefully/uselessly
hpeful/hpeless
plluted/unplluted
wasteful/wasted
usual/unusual
Ex.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.
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.
Wrk in grups. Make a list f things yu can d t make yur schl greener and give reasns using because, s r s that. And see hw many thse wrds yu can use.
Dn’t thrw bttles away because it is better t recycle them.We shuld turn ff the lights when we leave ur classrm s that mre energy can be saved .
Wrds like: classrm, playgrund, reuse, reduce, recycle, impssible , unhappy, teacher, cmfrtable, , lvely, useful, quickly, pllutin, waste(n.), waste(v.) hpeful, hpeless ……
英语主要有三种构词法(Wrd Building) ： 1）合成：由两个或更多的词合成一个词： wd（木）+cut（刻）-- wdcut（木刻） 2）派生：通过加前缀或后缀构成另一个词： happy—unhappy （加前缀） happy—happily （加后缀） 3）转化 ：由一个词类转化为另一词类： water（n.）水-- water（v.）浇水
1. Finish writing the passage n hw t make ur schl greener and give reasns.2. Finish the exercises n the handuts.3. Revise the new wrds and expressins f M12.
Unit 3 Language in use
Means “____________”
Dn’t _________ things. Dn’t rder __________ than yu can finish. __________ the lights when yu dn’t need them. Think whether it is really __________ befre buying smething new.
Use things fr as ______ as pssible. It’s better t use _______ cups and _______ bags because they can be used many times.
Means “________ things _____ smething else t be reused ”
______ the rubbish ______ plastic, glass, paper, and rubber. Develp a recycling _______ fr the whle cmmunity. Buy _________ prducts.
change int
1. 合成法 将________________独立且语义不同的单词合在一起构成新词的方法。合成名词 hme+wrk ft + ball(2) 合成形容词 hard + wrking easy + ging (3) 合成动词 dwn + lad
Ex.5 Cmplete the sentences. (P101)
A _________ 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.
2. 派生法 通过在______前面加_____或在_____后面加______构成一个新词的方法。 要通过派生法理解和记忆单词, 我们需要掌握常见的前缀和后缀及派生规律。
常见前缀im-, un-, in-, dis-等，表示否定。 pssible --- happy --- crrect --- agree --- II. re-, 表示重复 build ---
III. anti- 表示 “反对，防止”。 war--- inter- 表示“相互，交互，在……之间。 natinal---
internatinal
(2) 常见后缀名词后缀：-er, -r, -ist, -tin, -ment等 read--- visit--- science--- suggest--- develp---II. 形容词后缀：-ful, -less, -able等。 care--- use--- believe---
III. 副词后缀：-ly. slw--- (注意：不是所有ly结尾的都是副词。 lve---lvely, friend---friendly, live---lively)IV. 数词后缀：-th, -teen, -ty等。 seven---
seventeen,
Make a 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.
A –able -ful im- -less re- un-
B care cllect hpe pssible use usual wanted waste
Ex.1 ( P100 )
由 care 可以派生出： care
由 cllect 可以派生出：cllect
由 hpe 可以派生出： hpe
由 pssible 可以派生出： pssible
由 use 可以派生出： use
由 usual 可以派生出： usual
由 wanted 可以派生出： wanted
由 waste 可以派生出： waste
careful, careless, cllectable, hpeful, hpeless, impssible, usable, useful, useless, reuse, unusual, unwanted, wasteful,
Nw wrk in grups. Play the guessing game.
full f care ____________2. can be cllected ____________3. full f hpe ____________4. withut any hpe ____________5. nt pssible ____________6. nt usual ____________7. withut any use ____________8. use again ____________9. nt wanted ____________10. making a lt f waste ____________
Cmplete the sentences with the wrds in the bx.
hpeful impssible reuse unhealthy wasteful
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 __________.
Exercises 2
3. 转化法 把一种________转化为另一种______而______不变的方法称作转化法。常见的转化有：(1) 动词名词 — Let’s talk abut it mre. — I think we’d better finish the talk nw. (2) 名词转化为动词 She gave me a cup f water. Yu shuld water the flwers twice a day. (3) 形容词转化为名词 She was wearing a black dress. The girl in black lks very beautiful.
Ex.3 Cmplete the table. (P101)
usefully/uselessly
hpeful/hpeless
plluted/unplluted
wasteful/wasted
usual/unusual
Ex.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.
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.
Wrk in grups. Make a list f things yu can d t make yur schl greener and give reasns using because, s r s that. And see hw many thse wrds yu can use.
Dn’t thrw bttles away because it is better t recycle them.We shuld turn ff the lights when we leave ur classrm s that mre energy can be saved .
Wrds like: classrm, playgrund, reuse, reduce, recycle, impssible , unhappy, teacher, cmfrtable, , lvely, useful, quickly, pllutin, waste(n.), waste(v.) hpeful, hpeless ……
英语主要有三种构词法(Wrd Building) ： 1）合成：由两个或更多的词合成一个词： wd（木）+cut（刻）-- wdcut（木刻） 2）派生：通过加前缀或后缀构成另一个词： happy—unhappy （加前缀） happy—happily （加后缀） 3）转化 ：由一个词类转化为另一词类： water（n.）水-- water（v.）浇水
1. Finish writing the passage n hw t make ur schl greener and give reasns.2. Finish the exercises n the handuts.3. Revise the new wrds and expressins f M12.
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