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初中英语牛津版 (深圳&广州)七年级下册Unit 6 Electricity获奖ppt课件
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这是一份初中英语牛津版 (深圳&广州)七年级下册Unit 6 Electricity获奖ppt课件，文件包含牛津版深圳广州Unit6Period6课件pptx、牛津版深圳广州Unit6Period6教案doc等2份课件配套教学资源，其中PPT共54页， 欢迎下载使用。
Pre-Learning
While-Learning
Pst-Learning
Part I Lead-in
I can spell all the wrds we have learnt. Can yu d that?
Yes, I can.N, I cannt/can’t.
What can yu d? Tell the student behind yu and ask if he/she can d it. The next student shuld repeat this with anther student.
N, I can’t. I can sing. Can yu sing?
Yes, I can. I can … Can yu …?
I can swim. Can yu swim?
Part II Pre-Learning
Mdal verbs情态动词
can cannt(can’t)
may may nt
must must nt
情态动词具有一定的词义，但不能独立存在，须与动词原形一起构成谓语，表示说话人对动作的观点，如意愿、需要、可能或怀疑等。情态动词有时态的变化，但没有人称和数的变化（have t 除外）。
Part III While-Learning
A can and cannt
We can use electricity t d many things.We cannt/ can’t see electricity.Can yu think f an example?Yes, I can./N, I cannt/ can't.
We use can and cannt (can't) t say we are able r unable t d smething.
can ① be able t “能”，表示能力 I can/am able t sing an English sng. 我可以唱一首英语歌曲。②表示许可或请求对方允许，意为“可以” Can I use yur dictinary? 我可以用你的字典吗？③ 过去式：culd 我十年前就能做到那样。 I culd d that 10 years ag.④否定式： cannt = can’t
Peter can speak English.否定→ Peter can’t/cannt speak English.一般疑问句→ Can Peter speak English? (一般疑问句，提前情态动词)特殊疑问句→ What can Peter speak?
⑤culd 是can 的过去式，但表示请求许可时，culd 和can 不表示时态的区别，只是culd 的语气更加委婉，用culd 提出的请求要用can来回答。
Hi and L are talking abut themselves. What are they saying? Read their cnversatin and then cmplete the statements belw with can r cannt.
1. Hi _____ play ftball.2. L _____ paint.3. Hi _____ speak as many languages as L.4. Bth Hi and L _____ dance.5. L _____ drive a car, but he _____ play chess.6. Hi ____ swim, but he _____ play the guitar.
A game: what wuld yu say?
Yu will be given several situatins. After reading the descriptins and lking at the pictures, decide what yu wuld say in these situatins.
1. A man is ging t see his bss. He is standing at the drway.
May I cme in?
2. A student is ging t ask the teacher a questin.
May I ask yu a questin?
3. A by is thirsty. He is asking his mther fr smething.
May I have sme water?
4. A shp assistant is serving a custmer.
May I help yu?
May/Can I use yur mbile phne？Yes, yu may/can. N, yu may nt/can't.Yu may/can turn n the TV.Yu may nt/cannt play in the kitchen.
B may and may nt
We use may and may nt t ask fr and give permissin (许可). We als use can and cannt (can‘t) fr the same purpse（目的）.
may ①表示允许may 表示许可或请求对方允许， 意为“可以”，相当于can。 两者的区别在于：表示请求许可时，may 更能表示礼貌或敬意。 — May I watch TV nw, grandma? — N, yu may nt. —— 外婆，我现在可以看电视吗？ —— 不，你不可以。
②否定式： may nt意为“不可以”。③may构成的一般疑问句及其回答形式如下： — May I — (肯定回答) Yes, yu may / can.— (否定回答) N, yu may nt / can’t /mustn’t. (注：mustn’t 的语气最强，表示禁止)
Daisy is nt feeling well tday. Benny is at hme with her. Read their cnversatin belw. Fill in the blanks with may r can.
Benny: Hw are yu feeling, Daisy?Daisy: Nt very well.Benny: _________ I get yu a chair?Daisy: Yes, thanks.Benny: I’m ging ut. _____ I brrw yur bicycle, Daisy?Daisy: Yes, yu may. Befre yu g t meet yur friends, can yu cme and see the dctr with me?Benny: Yes. I ____. ______ I carry yur bag fr yu?Daisy: Yes, that’s very kind f yu, Benny. I’m ready t g.____ yu pen the dr fr me?Benny: Yes, I can.Daisy: Thanks.
C must and must nt
What d these signs mean?
（Yu mustn’t smke here.）
（Yu mustn’t climb this ladder.）
（Yu mustn’t swim here.）
（Yu mustn’t use yur mbile phne here.）
C must and must nt
We use must and must nt (mustn't) t tell peple what t d r what nt t d.
Yu must nt/ mustn’t d that, Benny!We must always be careful with electricity. They must nt/mustn’t play near the heater.
情态动词后使用动词的原形
must ①表示规定、命令、强制，意为“必须；一定”。如：Yu must d yur hmewrk first.你必须先做作业。Yu mustn’t smke here.你不许在这里吸烟。
情态动词must的用法
②must 的否定式为must nt / mustn’t，意为“禁止；不准”③must 构成的一般疑问句及其回答形式如下：— Must I — (肯定回答) Yes, yu must.— (否定回答) N, yu needn’t.
④辨析must和have t
Daisy saw a dctr. The dctr tld her what t d and what nt t d. Help her write dwn the dctr’s instructins.
drink mre water g t bed earlyeat cld fd share cups with thersg ut alne take the medicine n time
I must drink mre water.____________________________________________________________I must nt _________________________________________________________________________________
I must g t bed early.
I must take the medicine n time.
eat cld fd.
I must nt g ut alne.
I must nt share cups with thers.
Let’s learn the new wrds and expressins.
I can’t ck, play the guitar r ride a bicycle. 我不会做饭、弹吉他和骑自行车。①play the guitar弹吉他 play与西洋乐器名词连用时，乐器名词 前要加定冠词the。②r在否定句中 表示“和”的意思.如: 我不喜欢面包、米饭和粥。
Ntes P77-79
I dn’t like bread ,rice r prridge.
2. Hi can’t speak as many languages as L. Hi会说的语言不如L多。1）as + many +可数名词复数+ as ）as + much +不可数名词+ as ...两个都表示“和……一样多的……”。若其用于否定句中，则意为“……不如……多”。如：I have as many tys as yu. 我有和你一样多的玩具。Yu dn’t drink as much water as I every day.你每天喝的水不如我多。
1. 选择最佳答案。( )Yu made _____ I.many as mistakes as B. as many mistakes asC. as many mistakes like D. mistakes many as2. 根据中文意思完成句子。我弟弟的钱不如我的多。My brther ______ have __ _____ _____ __I.
desn’t as much mney as
3. — Hw are yu feeling, Daisy? — Nt very well. 黛西，你现在感觉怎么样？ 身体不是很舒服。1）Hw is sb feeling 某人现在感觉怎么样（侧重于询问对方的身体状况）回答这句话可以用：I’m feeling well.（我身体很好）I’m nt feeling well / Nt (very) well.（我身体不舒服）Much better.（好多了）2）well adj. 健康的；身体好的
根据中文意思完成句子。当医生询问这位病人感觉怎么样时，他 说他感觉好点了。 When the dctr asked the patient ____ ___ ___ ______, he said that he _____ _____ _____.2. 我今天身体不舒服。 I _____ _____ _____ _____tday.
hw he was feeling
felt much better
am nt feeling well
4. I’m ready t g. 我准备好出发了。 ready adj. 准备好的常用的句型有：be ready t d sth准备好做某事be ready fr sth为某事做好准备 如：I am ready t d the wrk. 我准备好做这项工作了。I am ready fr the wrk. 我为这项工作做好准备了。
1. 选择最佳答案。( )Let’s be ready _____ the cmpetitin!A. t B. fr C. f D. with2. 根据中文意思完成句子。看！学生们都准备好回答问题了。Lk! The students ___ _____ __ ______. the questins.你为这次旅行做好准备了吗？_____ yu _____ _____ the trip?
are ready t answer
Are ready fr
5. take the medicine n time按时吃药 n time按时6. g ut alne独自外出
7. share cups with thers与别人合用杯子 share sth with sb与某人合用/分享某物Lucy shares a bedrm with Lily.露西和莉莉合用一间卧室。
Part IV Pst-Learning
情态动词后接动词______，没有人称和数的变化， ______（能/不能）单独作谓语，要与后面的______共同作谓语。其否定形式是在其后面直接加______ 。情态动词can 的用法：表示能力。构成一般疑问句时，需把can 移到______（句首/中）。肯定回答为“Yes,主语+ ______”；否定回答为“N,主语+ ____________”。
can’t / cannt
情态动词may 的用法：表示允许。may在表达这个意思时可以与can 互换使用。由may 引起的一般疑问句，其否定回答用_______， ___________ 或 ________ 。表示请求时，culd 和can 不表示时态的区别，只是culd的语气更加委婉。
情态动词must 的用法：表示必须/一定。其否定形式mustn’t 表示______。由must引起的一般疑问句，其否定回答要用______ 。
Part V Review
一、用本单元所学的情态动词填空。1. — Kate, yu have wn the English cmpetitin!— Oh, it _______ be true. I made a lt f mistakes in it.2. Yu ________ talk t yur grandparents like that. It’s implite.3. We _______ wash ur hands befre meals. It is gd fr ur health.
4. Excuse me, ____ yu tell me the way t the nearest park?5. Yu ________ g with us t the z if yu want t.6. I ____ speak Chinese very well, but I ____ speak French at all.
二、翻译下列句子。1. 门锁了。他不可能在家。The dr is lcked. He _____ be at hme.2. 我的手表停了，肯定有毛病。My watch desn’t wrk. There _____ be smething wrng with it.3. — 我可以借用你的尺子吗？— 当然可以。但是你必须明天还给我。— ____ I brrw yur ruler?— Of curse. But yu _____ return it t me tmrrw.
三、选择最佳答案填空。( )1. If yu feel tired, yu ____ sit n this chair and have a rest.A. mustB. canC. needD. can’t( )2. — ____ I watch TV nw, Mum? I finished my hmewrk. — Yes, yu ____. A. Must, need B. May, can C. Need, need D. May, must
( )3. He ____ see the wrds n the blackbard because he sits far away.A. mustn’tB. may ntC. can’tD. needn’t( )4. — ____ I d all the husewrk nw? — N, yu ____. Yu can d it later. A. Must, mustn’t B. Must, can’t C. Must, may nt D. Must, needn’t
Pre-Learning
While-Learning
Pst-Learning
Part I Lead-in
I can spell all the wrds we have learnt. Can yu d that?
Yes, I can.N, I cannt/can’t.
What can yu d? Tell the student behind yu and ask if he/she can d it. The next student shuld repeat this with anther student.
N, I can’t. I can sing. Can yu sing?
Yes, I can. I can … Can yu …?
I can swim. Can yu swim?
Part II Pre-Learning
Mdal verbs情态动词
can cannt(can’t)
may may nt
must must nt
情态动词具有一定的词义，但不能独立存在，须与动词原形一起构成谓语，表示说话人对动作的观点，如意愿、需要、可能或怀疑等。情态动词有时态的变化，但没有人称和数的变化（have t 除外）。
Part III While-Learning
A can and cannt
We can use electricity t d many things.We cannt/ can’t see electricity.Can yu think f an example?Yes, I can./N, I cannt/ can't.
We use can and cannt (can't) t say we are able r unable t d smething.
can ① be able t “能”，表示能力 I can/am able t sing an English sng. 我可以唱一首英语歌曲。②表示许可或请求对方允许，意为“可以” Can I use yur dictinary? 我可以用你的字典吗？③ 过去式：culd 我十年前就能做到那样。 I culd d that 10 years ag.④否定式： cannt = can’t
Peter can speak English.否定→ Peter can’t/cannt speak English.一般疑问句→ Can Peter speak English? (一般疑问句，提前情态动词)特殊疑问句→ What can Peter speak?
⑤culd 是can 的过去式，但表示请求许可时，culd 和can 不表示时态的区别，只是culd 的语气更加委婉，用culd 提出的请求要用can来回答。
Hi and L are talking abut themselves. What are they saying? Read their cnversatin and then cmplete the statements belw with can r cannt.
1. Hi _____ play ftball.2. L _____ paint.3. Hi _____ speak as many languages as L.4. Bth Hi and L _____ dance.5. L _____ drive a car, but he _____ play chess.6. Hi ____ swim, but he _____ play the guitar.
A game: what wuld yu say?
Yu will be given several situatins. After reading the descriptins and lking at the pictures, decide what yu wuld say in these situatins.
1. A man is ging t see his bss. He is standing at the drway.
May I cme in?
2. A student is ging t ask the teacher a questin.
May I ask yu a questin?
3. A by is thirsty. He is asking his mther fr smething.
May I have sme water?
4. A shp assistant is serving a custmer.
May I help yu?
May/Can I use yur mbile phne？Yes, yu may/can. N, yu may nt/can't.Yu may/can turn n the TV.Yu may nt/cannt play in the kitchen.
B may and may nt
We use may and may nt t ask fr and give permissin (许可). We als use can and cannt (can‘t) fr the same purpse（目的）.
may ①表示允许may 表示许可或请求对方允许， 意为“可以”，相当于can。 两者的区别在于：表示请求许可时，may 更能表示礼貌或敬意。 — May I watch TV nw, grandma? — N, yu may nt. —— 外婆，我现在可以看电视吗？ —— 不，你不可以。
②否定式： may nt意为“不可以”。③may构成的一般疑问句及其回答形式如下： — May I — (肯定回答) Yes, yu may / can.— (否定回答) N, yu may nt / can’t /mustn’t. (注：mustn’t 的语气最强，表示禁止)
Daisy is nt feeling well tday. Benny is at hme with her. Read their cnversatin belw. Fill in the blanks with may r can.
Benny: Hw are yu feeling, Daisy?Daisy: Nt very well.Benny: _________ I get yu a chair?Daisy: Yes, thanks.Benny: I’m ging ut. _____ I brrw yur bicycle, Daisy?Daisy: Yes, yu may. Befre yu g t meet yur friends, can yu cme and see the dctr with me?Benny: Yes. I ____. ______ I carry yur bag fr yu?Daisy: Yes, that’s very kind f yu, Benny. I’m ready t g.____ yu pen the dr fr me?Benny: Yes, I can.Daisy: Thanks.
C must and must nt
What d these signs mean?
（Yu mustn’t smke here.）
（Yu mustn’t climb this ladder.）
（Yu mustn’t swim here.）
（Yu mustn’t use yur mbile phne here.）
C must and must nt
We use must and must nt (mustn't) t tell peple what t d r what nt t d.
Yu must nt/ mustn’t d that, Benny!We must always be careful with electricity. They must nt/mustn’t play near the heater.
情态动词后使用动词的原形
must ①表示规定、命令、强制，意为“必须；一定”。如：Yu must d yur hmewrk first.你必须先做作业。Yu mustn’t smke here.你不许在这里吸烟。
情态动词must的用法
②must 的否定式为must nt / mustn’t，意为“禁止；不准”③must 构成的一般疑问句及其回答形式如下：— Must I — (肯定回答) Yes, yu must.— (否定回答) N, yu needn’t.
④辨析must和have t
Daisy saw a dctr. The dctr tld her what t d and what nt t d. Help her write dwn the dctr’s instructins.
drink mre water g t bed earlyeat cld fd share cups with thersg ut alne take the medicine n time
I must drink mre water.____________________________________________________________I must nt _________________________________________________________________________________
I must g t bed early.
I must take the medicine n time.
eat cld fd.
I must nt g ut alne.
I must nt share cups with thers.
Let’s learn the new wrds and expressins.
I can’t ck, play the guitar r ride a bicycle. 我不会做饭、弹吉他和骑自行车。①play the guitar弹吉他 play与西洋乐器名词连用时，乐器名词 前要加定冠词the。②r在否定句中 表示“和”的意思.如: 我不喜欢面包、米饭和粥。
Ntes P77-79
I dn’t like bread ,rice r prridge.
2. Hi can’t speak as many languages as L. Hi会说的语言不如L多。1）as + many +可数名词复数+ as ）as + much +不可数名词+ as ...两个都表示“和……一样多的……”。若其用于否定句中，则意为“……不如……多”。如：I have as many tys as yu. 我有和你一样多的玩具。Yu dn’t drink as much water as I every day.你每天喝的水不如我多。
1. 选择最佳答案。( )Yu made _____ I.many as mistakes as B. as many mistakes asC. as many mistakes like D. mistakes many as2. 根据中文意思完成句子。我弟弟的钱不如我的多。My brther ______ have __ _____ _____ __I.
desn’t as much mney as
3. — Hw are yu feeling, Daisy? — Nt very well. 黛西，你现在感觉怎么样？ 身体不是很舒服。1）Hw is sb feeling 某人现在感觉怎么样（侧重于询问对方的身体状况）回答这句话可以用：I’m feeling well.（我身体很好）I’m nt feeling well / Nt (very) well.（我身体不舒服）Much better.（好多了）2）well adj. 健康的；身体好的
根据中文意思完成句子。当医生询问这位病人感觉怎么样时，他 说他感觉好点了。 When the dctr asked the patient ____ ___ ___ ______, he said that he _____ _____ _____.2. 我今天身体不舒服。 I _____ _____ _____ _____tday.
hw he was feeling
felt much better
am nt feeling well
4. I’m ready t g. 我准备好出发了。 ready adj. 准备好的常用的句型有：be ready t d sth准备好做某事be ready fr sth为某事做好准备 如：I am ready t d the wrk. 我准备好做这项工作了。I am ready fr the wrk. 我为这项工作做好准备了。
1. 选择最佳答案。( )Let’s be ready _____ the cmpetitin!A. t B. fr C. f D. with2. 根据中文意思完成句子。看！学生们都准备好回答问题了。Lk! The students ___ _____ __ ______. the questins.你为这次旅行做好准备了吗？_____ yu _____ _____ the trip?
are ready t answer
Are ready fr
5. take the medicine n time按时吃药 n time按时6. g ut alne独自外出
7. share cups with thers与别人合用杯子 share sth with sb与某人合用/分享某物Lucy shares a bedrm with Lily.露西和莉莉合用一间卧室。
Part IV Pst-Learning
情态动词后接动词______，没有人称和数的变化， ______（能/不能）单独作谓语，要与后面的______共同作谓语。其否定形式是在其后面直接加______ 。情态动词can 的用法：表示能力。构成一般疑问句时，需把can 移到______（句首/中）。肯定回答为“Yes,主语+ ______”；否定回答为“N,主语+ ____________”。
can’t / cannt
情态动词may 的用法：表示允许。may在表达这个意思时可以与can 互换使用。由may 引起的一般疑问句，其否定回答用_______， ___________ 或 ________ 。表示请求时，culd 和can 不表示时态的区别，只是culd的语气更加委婉。
情态动词must 的用法：表示必须/一定。其否定形式mustn’t 表示______。由must引起的一般疑问句，其否定回答要用______ 。
Part V Review
一、用本单元所学的情态动词填空。1. — Kate, yu have wn the English cmpetitin!— Oh, it _______ be true. I made a lt f mistakes in it.2. Yu ________ talk t yur grandparents like that. It’s implite.3. We _______ wash ur hands befre meals. It is gd fr ur health.
4. Excuse me, ____ yu tell me the way t the nearest park?5. Yu ________ g with us t the z if yu want t.6. I ____ speak Chinese very well, but I ____ speak French at all.
二、翻译下列句子。1. 门锁了。他不可能在家。The dr is lcked. He _____ be at hme.2. 我的手表停了，肯定有毛病。My watch desn’t wrk. There _____ be smething wrng with it.3. — 我可以借用你的尺子吗？— 当然可以。但是你必须明天还给我。— ____ I brrw yur ruler?— Of curse. But yu _____ return it t me tmrrw.
三、选择最佳答案填空。( )1. If yu feel tired, yu ____ sit n this chair and have a rest.A. mustB. canC. needD. can’t( )2. — ____ I watch TV nw, Mum? I finished my hmewrk. — Yes, yu ____. A. Must, need B. May, can C. Need, need D. May, must
( )3. He ____ see the wrds n the blackbard because he sits far away.A. mustn’tB. may ntC. can’tD. needn’t( )4. — ____ I d all the husewrk nw? — N, yu ____. Yu can d it later. A. Must, mustn’t B. Must, can’t C. Must, may nt D. Must, needn’t
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