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初中英语Unit 6 Electricity评课ppt课件
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这是一份初中英语Unit 6 Electricity评课ppt课件，共34页。PPT课件主要包含了课堂导入，课堂活动，Strategy，课堂小结，课堂训练等内容，欢迎下载使用。
Where des the by’s energy cme frm? It cmes frm fd.What abut the rbt? Its energy cmes frm electricity.
What is energy?It gives pwer t make peple r things wrk.
Where des L’s energy cme frm? Electricity.
Let’s talk abut the picture!
In ur daily lives, what kinds f things needs electricity ?
pwer statin
make electricity
D yu knw hw electricity cmes t ur hmes?
pwer statin
Ways f prducing electricity
nuclear pwer
A. What d yu knw abut
There are different ways f prducing electricity. Write the crrect wrds in the blanks.
B Befre yu read
What did the girl buy?She bught batteries.2 What d yu think the stry ay be abut? Tick (✔) the pssible answers.a Where electricity cmes frm.b What electricity is like.c What we use electricity fr.d Hw we can use electricity safely.
Lk at the phts and the title f the stry n page 73. Then answer the questins belw.
Electricity all arundOne evening, Daisy said, “I’m ging t buy a packet f sweets. Des anyne want anything?”Benny, Daisy’s brther, replied, “Can yu get me a packet f electricity?”“Yes, I can, ” said Daisy. Then she went ut. Benny laughed, “She can’t buy electricity in packets like sweets! She’ll lk flish.”
Mum said, “Yu mustn’t say that, Benny!”“What d yu knw abut electricity, Benny?” Dad asked.“Electricity gives us pwer. It flws thrugh wires. It’s like water, in a way,” said Benny.“Yu’re right! Electricity cmes int ur flat thrugh thin wires. These are cnnected t cables under the street,” Dad added.“What are the cables cnnected t?” asked Benny.
“They’re cnnected t a pwer statin,” answered Dad.A mment later, Daisy came back.“May I have my packet f electricity?” Benny asked.“Here yu are!” said Daisy.“But … these are batteries!” said Benny.“Daisy’s right,” said Dad. “The chemicals inside batteries prduce electricity.” Mum said, “Wh lks flish nw, Benny?”
() Daisy was ging t buy a packet f sweets. () Benny didn’t reply t his sister because he wanted nthing.() Benny didn’t think Daisy culd buy electricity in packets like sweets.() Benny wanted t make Daisy lk flish.() Mum was happy abut that.
Read the first part f the text, tell whether the fllwing statements are true r false. Crrect the statement if it’s false.
Mum was unhappy and she asked Benny nt t say that.
Benny asked Daisy t get him a packet f electricity.
2. Accrding t the secnd part, answer the fllwing questins.
Hw des electricity cme int ur flats?Electricity cmes int ur flat thrugh thin wires.What is it like?It’s like water, in a way.What are the wires cnnected t?They are cnnected t cables under the street.What are the cables cnnected t?They are cnnected t a pwer statin.What des electricity give us?It gives us pwer.
What did Daisy buy?
Was she right?
Yes, she was.
Because the chemicals inside batteries prduce electricity.
Accrding t the third part, answer the fllwing questins.
Wrk in grups. Discuss hw electricity cmes int ur hme. Cmplete the flw chart.
Electricity is prduced in a pwer statin.
Electricity travels in cables under the street.
Electricity cmes int ur flat thrugh thin wires.
Electricity changes int light energy in light bulbs.
The wrds in italics are frm the stry n page 73. Circle the crrect answers t cmplete the sentences.
If yu reply t a questin, yu ____ it.A. ask B. answer2. A flish persn usually des _____ things.A. harmful B. silly
3. When my cmputer is cnnected t the Internet, the Internet ___ my cmputer and the ther cmputers in the wrld tgether.A. jins B. carries4. If yu ask smene t wait fr a mment, yu will cme back in __A. a lng time B. a shrt time5. Batteries prvide ty cars with _____ .A. electricity B. heat
Electricity is like water,(1) _________. It flws frm the (2)___________ t ur hmes.The lights, TVs and cmputers in ur hmes are (3)___________ the pwer statin thrugh (4) ______.Electricity is very imprtant t us. We need it at hme, at wrk and in schl. Culd (5)________ live in a wrld withut electricity?
Cmplete the passage belw with wrds frm the bx.
cmpund nunsPwer statin is a cmpund nun. We may guess the meaning f a cmpund nun by lking at the tw nuns. See mre examples belw: bath + rm = bathrm living + rm = living rm
1. I’ m ging t buy a packet f sweets. (lines 1-2)_____2. Can yu get me a packet f electricity, please? (lines 4-5) _____3. She’ll lk flish. (line 8) _____4. It’s like water, in a way. (lines 11-12) ________5. They're cnnected t a pwer statin. (lines 16) ________
Find these sentences in the stry n P73. Then write the name f the persn r thing that each prnun in italics refers t.
Electricity
Cmprehensin
Hw des electricity get t Benny’s flat? Chse the crrect wrds in the bx t label the diagram(图解) belw.
cable pwer statin wire
Wh lks flish in the end? Why? Discuss this with yur classmates.
Pssible answerBenny lks flish in the end. He thught Daisy didn’t knw what a packet f electricity was. He wanted t make fun f her. Hwever, Daisy came back with a packet f batteries. The chemicals inside batteries prduce electricity. S he had n reasn t make fun f Daisy. Instead, his mther made fun f him.
1. cnversatin n. 谈话 have a cnversatin (with sb)（和某人）谈话Yu will have a shrt cnversatin with ur teacher in English befre class.上课前我们会用英语和我们的老师进行简短的交谈。
Language pints
2. a packet f sweets 一袋糖果①a packet f 一袋Can yu get me a packet f salt? 你能替我买一袋盐吗？
1. 选择最佳答案填空。( )The sng sunds ____. A. beauty B. beautiful C. beautifully D. mre beautifully2. 根据中文意思完成句子。这种布料摸上去很柔软。This kind f clth ____ ____.
2. She’ll lk flish. 她将会看上去很傻。①lk 在此意为“看起来；显得；似乎”，作连系动词，后常接形容 词。如：Yur daughter lks very beautiful.你女儿看起来很漂亮。与lk用法相同的连系动词还有：sund 意为“听起来”，smell 意为“闻起来”，taste 意为“尝起来”和feel 意为“摸起来；感觉”。
将下列句子翻译成英文。1. 关于地球你知道些什么？ What d yu knw abut the earth?2. 这位外国人对我们的国家有哪些了解呢？ What des the freigner knw abut ur cuntry?
3. What d yu knw abut electricity, Benny? 本尼，关于电你知道些什么呢？ What des sb knw abut ... 关于……某人知道些什么abut后面接名词或动词⁃ing形式。
由way构成的短语有很多，我们学过的还有：by the way 顺便问问；顺便说一声n the / ne’s way t ... 在去……的路上in n way 决不
4. It’s like water, in a way.从某种程度上讲，它就像水一样。 in a way 意为“在某种程度上”，常置于句首或句末，作状语。如： In a way, he is right.在某种程度上，他是对的。
5. These are cnnected t cables under the street. 它们与接到下面的电缆相连接。 ①cnnect v.(使)连接 (be) cnnected t 连接到 cnnect sth t/with… 把……和……连接起来Mbile phnes can be cnnected t cmputers. 手机可以连接到电脑上。The railway line cnnects Guangzhu t Wuhan.这条铁路线连接广州和武汉。
1.We have read a stry abut electricity in a flat.2. We have grasped the new wrds and expressins in the reading.
I. 根据句意及所给单词的首字母写出所缺单词，注意其形式。 1. It’s against the schl r______ t smke. 2. Is there a ______________ in the classrm? 3. Water flws thrugh pipes and electricity flws thrugh w______ .
nyne / anybdy
4. It’s f______ f yu t lend s much mney t him.5. The new express highways are c ________ t Panyu, Huadu, Cnghua and Zengcheng.6. I need t change the b______________ in the mbile phne.
attery / batteries
II. 选择最佳答案填空。( )1. Even thugh he was disabled , he can d many things ____ swimming, writing and reading. A. as B. fr example C. that is D. like
( )2. He didn’t say ____. A. anything B. smething C. nthing D. sme thing( )3. Nancy’s father ____ yung and Tny ____ his father. A. lks, lks B. lks, lks like C. lks like, lks D. lks like, lks like
( )4. He didn’t say a wrd, but ____ a smile. A. replied t B. replied with C. replied D. replies t
Where des the by’s energy cme frm? It cmes frm fd.What abut the rbt? Its energy cmes frm electricity.
What is energy?It gives pwer t make peple r things wrk.
Where des L’s energy cme frm? Electricity.
Let’s talk abut the picture!
In ur daily lives, what kinds f things needs electricity ?
pwer statin
make electricity
D yu knw hw electricity cmes t ur hmes?
pwer statin
Ways f prducing electricity
nuclear pwer
A. What d yu knw abut
There are different ways f prducing electricity. Write the crrect wrds in the blanks.
B Befre yu read
What did the girl buy?She bught batteries.2 What d yu think the stry ay be abut? Tick (✔) the pssible answers.a Where electricity cmes frm.b What electricity is like.c What we use electricity fr.d Hw we can use electricity safely.
Lk at the phts and the title f the stry n page 73. Then answer the questins belw.
Electricity all arundOne evening, Daisy said, “I’m ging t buy a packet f sweets. Des anyne want anything?”Benny, Daisy’s brther, replied, “Can yu get me a packet f electricity?”“Yes, I can, ” said Daisy. Then she went ut. Benny laughed, “She can’t buy electricity in packets like sweets! She’ll lk flish.”
Mum said, “Yu mustn’t say that, Benny!”“What d yu knw abut electricity, Benny?” Dad asked.“Electricity gives us pwer. It flws thrugh wires. It’s like water, in a way,” said Benny.“Yu’re right! Electricity cmes int ur flat thrugh thin wires. These are cnnected t cables under the street,” Dad added.“What are the cables cnnected t?” asked Benny.
“They’re cnnected t a pwer statin,” answered Dad.A mment later, Daisy came back.“May I have my packet f electricity?” Benny asked.“Here yu are!” said Daisy.“But … these are batteries!” said Benny.“Daisy’s right,” said Dad. “The chemicals inside batteries prduce electricity.” Mum said, “Wh lks flish nw, Benny?”
() Daisy was ging t buy a packet f sweets. () Benny didn’t reply t his sister because he wanted nthing.() Benny didn’t think Daisy culd buy electricity in packets like sweets.() Benny wanted t make Daisy lk flish.() Mum was happy abut that.
Read the first part f the text, tell whether the fllwing statements are true r false. Crrect the statement if it’s false.
Mum was unhappy and she asked Benny nt t say that.
Benny asked Daisy t get him a packet f electricity.
2. Accrding t the secnd part, answer the fllwing questins.
Hw des electricity cme int ur flats?Electricity cmes int ur flat thrugh thin wires.What is it like?It’s like water, in a way.What are the wires cnnected t?They are cnnected t cables under the street.What are the cables cnnected t?They are cnnected t a pwer statin.What des electricity give us?It gives us pwer.
What did Daisy buy?
Was she right?
Yes, she was.
Because the chemicals inside batteries prduce electricity.
Accrding t the third part, answer the fllwing questins.
Wrk in grups. Discuss hw electricity cmes int ur hme. Cmplete the flw chart.
Electricity is prduced in a pwer statin.
Electricity travels in cables under the street.
Electricity cmes int ur flat thrugh thin wires.
Electricity changes int light energy in light bulbs.
The wrds in italics are frm the stry n page 73. Circle the crrect answers t cmplete the sentences.
If yu reply t a questin, yu ____ it.A. ask B. answer2. A flish persn usually des _____ things.A. harmful B. silly
3. When my cmputer is cnnected t the Internet, the Internet ___ my cmputer and the ther cmputers in the wrld tgether.A. jins B. carries4. If yu ask smene t wait fr a mment, yu will cme back in __A. a lng time B. a shrt time5. Batteries prvide ty cars with _____ .A. electricity B. heat
Electricity is like water,(1) _________. It flws frm the (2)___________ t ur hmes.The lights, TVs and cmputers in ur hmes are (3)___________ the pwer statin thrugh (4) ______.Electricity is very imprtant t us. We need it at hme, at wrk and in schl. Culd (5)________ live in a wrld withut electricity?
Cmplete the passage belw with wrds frm the bx.
cmpund nunsPwer statin is a cmpund nun. We may guess the meaning f a cmpund nun by lking at the tw nuns. See mre examples belw: bath + rm = bathrm living + rm = living rm
1. I’ m ging t buy a packet f sweets. (lines 1-2)_____2. Can yu get me a packet f electricity, please? (lines 4-5) _____3. She’ll lk flish. (line 8) _____4. It’s like water, in a way. (lines 11-12) ________5. They're cnnected t a pwer statin. (lines 16) ________
Find these sentences in the stry n P73. Then write the name f the persn r thing that each prnun in italics refers t.
Electricity
Cmprehensin
Hw des electricity get t Benny’s flat? Chse the crrect wrds in the bx t label the diagram(图解) belw.
cable pwer statin wire
Wh lks flish in the end? Why? Discuss this with yur classmates.
Pssible answerBenny lks flish in the end. He thught Daisy didn’t knw what a packet f electricity was. He wanted t make fun f her. Hwever, Daisy came back with a packet f batteries. The chemicals inside batteries prduce electricity. S he had n reasn t make fun f Daisy. Instead, his mther made fun f him.
1. cnversatin n. 谈话 have a cnversatin (with sb)（和某人）谈话Yu will have a shrt cnversatin with ur teacher in English befre class.上课前我们会用英语和我们的老师进行简短的交谈。
Language pints
2. a packet f sweets 一袋糖果①a packet f 一袋Can yu get me a packet f salt? 你能替我买一袋盐吗？
1. 选择最佳答案填空。( )The sng sunds ____. A. beauty B. beautiful C. beautifully D. mre beautifully2. 根据中文意思完成句子。这种布料摸上去很柔软。This kind f clth ____ ____.
2. She’ll lk flish. 她将会看上去很傻。①lk 在此意为“看起来；显得；似乎”，作连系动词，后常接形容 词。如：Yur daughter lks very beautiful.你女儿看起来很漂亮。与lk用法相同的连系动词还有：sund 意为“听起来”，smell 意为“闻起来”，taste 意为“尝起来”和feel 意为“摸起来；感觉”。
将下列句子翻译成英文。1. 关于地球你知道些什么？ What d yu knw abut the earth?2. 这位外国人对我们的国家有哪些了解呢？ What des the freigner knw abut ur cuntry?
3. What d yu knw abut electricity, Benny? 本尼，关于电你知道些什么呢？ What des sb knw abut ... 关于……某人知道些什么abut后面接名词或动词⁃ing形式。
由way构成的短语有很多，我们学过的还有：by the way 顺便问问；顺便说一声n the / ne’s way t ... 在去……的路上in n way 决不
4. It’s like water, in a way.从某种程度上讲，它就像水一样。 in a way 意为“在某种程度上”，常置于句首或句末，作状语。如： In a way, he is right.在某种程度上，他是对的。
5. These are cnnected t cables under the street. 它们与接到下面的电缆相连接。 ①cnnect v.(使)连接 (be) cnnected t 连接到 cnnect sth t/with… 把……和……连接起来Mbile phnes can be cnnected t cmputers. 手机可以连接到电脑上。The railway line cnnects Guangzhu t Wuhan.这条铁路线连接广州和武汉。
1.We have read a stry abut electricity in a flat.2. We have grasped the new wrds and expressins in the reading.
I. 根据句意及所给单词的首字母写出所缺单词，注意其形式。 1. It’s against the schl r______ t smke. 2. Is there a ______________ in the classrm? 3. Water flws thrugh pipes and electricity flws thrugh w______ .
nyne / anybdy
4. It’s f______ f yu t lend s much mney t him.5. The new express highways are c ________ t Panyu, Huadu, Cnghua and Zengcheng.6. I need t change the b______________ in the mbile phne.
attery / batteries
II. 选择最佳答案填空。( )1. Even thugh he was disabled , he can d many things ____ swimming, writing and reading. A. as B. fr example C. that is D. like
( )2. He didn’t say ____. A. anything B. smething C. nthing D. sme thing( )3. Nancy’s father ____ yung and Tny ____ his father. A. lks, lks B. lks, lks like C. lks like, lks D. lks like, lks like
( )4. He didn’t say a wrd, but ____ a smile. A. replied t B. replied with C. replied D. replies t
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