初中英语牛津版 (深圳&广州)七年级下册(2012秋审查)Unit 6 Electricity教学演示ppt课件
展开Where des the electricity cme frm?
Wh prduced the electricity?
(Michael Faraday,公元1791~公元1867),世界著名的自学成才的科学家,英国物理学家、化学家,发明家即发电机和电动机的发明者。
Electricity all arund
One 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.
laugh v. 笑,不及物 laugh at 嘲笑
a packet f 一袋
lk看起来,系动词,后跟形容词
mustn’t+动词原形,表示”禁止”
in a way 在某种程度上
reply v.回复=answer
flish adj. 笨的=stupid/silly fl n./v 傻子/愚弄
prep. 穿过(立体)
“Yu’re right! Electricity cmes int ur flat thrugh thin wires.These are cnnected t cables under the street,”Dad added.“What are the cable 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.“ are batteries!”said Benny.“Daisy’s right,”said Dad.“The chemicals inside batteries prduce electricity.”Mum said,“Wh lks flish nw,Benny?”
be cnnected t 连接到…去
There is a cuntry that desn't use electricity. Which cuntry is it?
electric 电的,电动的,带电的electrical 电的,与电有关的
electricity
cut ff electricity 断电
/ɪ‘lɛk’trɪsəti/
/kɑnvɚ'seʃən/
【翻】我想和我爸妈进行一次深入的谈话。
【拓】 v. cnverse 交谈对话
【搭】 have a cnversatin with 与…交谈 man-machine cnversatin 人机对话
I want t have a deep cnversatin with my parents.
identified adj. 经过鉴定的identificatin n. 确认,鉴定
/aɪ'dentɪfaɪ/
【同】 v. select, ntice, recgnize
【搭】identify by 根据...辨认出 ID card 身份证
【翻】他在几百份作业中通过字迹认出了自己的作业。
He identified his hmewrk by handwriting amng hundreds f hmewrk.
【同】say r make an answer
/rɪˈplaɪ/
【搭】get a reply 得到答复 reply t 回复
【翻】他没有马上回答她的问题.
He did nt reply t her questin right away.
fl n.愚人,傻瓜; v. 愚弄
【同】 stupid, silly, unwise
【搭】make a fl f 欺骗,愚弄
【翻】求知若饥,虚心若愚
April Fl’s Day 愚人节it is/ was flish f sb. t d sth 做某事的某人是
后缀 :-ish, 表形容词, "像……一样,有……的",通常放在具体的名词后;
childish 幼稚的
Stay hungry, stay flish.
【同】*jin ne thing t anther thing
cnnected adj. 相关的,连接的cnnectin n. 关系,联系
【搭】be cnnected t 把...连上 be cnnected with 把...和...连接起来
【翻】请把电脑连接到投影仪去。
Please cnnect the cmputer t the prjectr.
/'məʊm(ə)nt/
【搭】wait a mment 稍等片刻 at the mment 现在,此刻 a mment ag 刚刚,刚才
【翻】Lucy过了一会儿才恢复镇静。
【同】 a very shrt perid f time
It tk a mment fr Lucy t recver his pise.
ck v. 烹饪 n. 厨师
【翻】妈妈刚刚赢得一台微波炉.
cable 电缆
Mum has just wn a micrwave cker.
lcked adj. 锁定的lcker n. 储物柜
【同】fasten sth. usually with a key, s that ther peple cannt pen it.
【搭】lck up 把...锁起来
【翻】把车停在这里锁好。
Leave yur car here and lck it up.
【同】examine (v.) / examinatin (n.)
【辨】期中期末入学大考用exam,小测试考查用test
【翻】他在这次考试中超常发挥。
v. 使整洁 adj. 整洁的
【搭】tidy up 整理, 收拾
【翻】你的房间那么乱, 收拾一下吧.
He did perfectly in the test.
Yur rm is in a mess, please tidy it up.
【辨】tuching 令人感动的 & tuched 受感动的
【搭】get/keep in tuch with sb. 与…保持联系 lse tuch with sb. 与…失去联系
【翻】毕业后大家要经常通气。
We must keep in tuch with each ther after graduatin.
【同】 in ne way / in sme way【拓】 in the way 妨碍,挡道 n the way 在途中,在路上 by the way 顺便问一下 all the way 一直
【翻】我想我有点惧怕失败。
In a way, I’m frightened f failing.
switch ff 关掉
pwer statin 发电站
washing machine洗衣机
air cnditiner空调
What is missing?
electricity
Shw and say
Ⅰ.根据要求写出相应的单词 1. flish(动词) ____________ 2. electrical(名词) ____________ 3. battery(复数)____________ 4. tuch(三单) ____________ 5. cnnect(过去分词) ____________ 6. lck(现在分词) ____________7. cker(动词) _________ 8. clever(反义词) _________ 9. reply(过去式) _________ 10. mment(复数)_________
Ⅱ.根据句子意思,用所给提示词的适当形式填空 1. cnnect1)Betty ____________ the machine t a rbt just nw. 2)Yur cmputer is ____________ t the Internet nw. Yu can surf the Internet. 2. flish1)It’s ____________ f him t believe his friends. 2)Yur brther is a ____________. 3. cker1)We bught a new ____________ yesterday. 2)Tm ____________ a nice Chinese meal fr us. 3)His jb is as a ____________.
4. in a way/in the way/in many ways /n the way/ by the way 1)Srry, yu are ____________. Please let me g. 2)They help us ____________. They are kind. 3)____________, have yu seen Harry? 4)We agreed with Ann _________, thugh her idea isn’t perfect. 5)____________ t the statin, I bught sme chclate.
in many ways
Ⅱ.根据句子意思,用所给提示词的适当形式填空1. A ____________(一会儿)later, Daisy came back. 2. Benny ____________(回答道)“Can yu give me a packet f electricity?”3. The singer is ____________(测试)his micrphne befre singing sngs fr us.4. Dn’t lk s ____________(愚蠢的). It is a very easy questin.5. We shuld ____________(与……连接)the machine t the cmputer.6. The set f ____________(ck)is made f plastic.7. Finally I ____________(identify)wh was the real King.8. The TV set culdn’t wrk withut ____________(electrical). 9. —Hw much are the tw packets f ____________(battery)? —Ten yuan, please. 10. Yu can buy many ____________(bulb)in the shp.
Ⅰ.词汇测试i. 从下列每小题的A、B、C三个选项中选出可以替换画线部分的最佳选项。 ( )1. —Can I ask yu a questin?—Wait fr a mment, I’m cming. A. a lng timeB. a shrt timeC. at nce( )2. —Can anyne here play cmputer games?—Of curse. A. n pepleB. any pepleC. all peple( )3. —They cnnect the cmputer t the printer. —But I dn’t knw hw t cnnect them.A. jinB. carryC. take( )4. —What happened t Dra? He lks s sad.—He made a flish mistake. A. harmfulB. sillyC. dangerus( )5. —He didn’t reply t my questin.—He is very busy.A. answerB. bringC. give( )6. —We will have a test tmrrw. —I’m nervus. I’m nt ready fr it.A. examineB. examinatinC. rest( )7. —Lily’s rm lks very gd. —Keeping her rm tidy was her pleasure. A. niceB. valuableC. neat and in gd rder
ii. 根据句子意思,从下列每小题的A、B、C三个选项中选出恰当的词语完成句子。( )8. A ________ is a large piece f equipment fr cking fd. A. cameraB. fridgeC. cker ( )9. A ________ is a machine in which fd is kept cld t stay fresh. A. fridgeB. ckerC. camera( )10. —It is a mess in the rm. —Dn’t wrry. Let me help yu ________ it ________ nw. A. cnnect… tB. tidy… upC. act… ut( )11. T ________ smething is t put ne’s hand r anther part f the bdy nt it. A. replyB. kickC. tuch( )12. —Why nt watch TV nw?—I’m srry we can’t because the ________ is ff. A. electricityB. batteryC. remte cntrl( )13. —As students, we shuld fllw the schl ________. —We will get punished nce we dn’t bey them. A. testsB. experimentsC. rules( )14. —I can’t enter the rm because the dr is ________. —Then yu shuld ask yur sister fr the key. A. identifiedB. penC. lcked( )15. —Where des the electricity cme frm?—It cmes frm the ________. A. plice statinB. pwer statinC. air cnditiner
Ⅲ.真题再现( )1.(深圳实验初中部期末)—This mdel car needs sme new ________, r it desn’t have any pwer t run.—I’ll g and buy sme.A. wellsB. batteriesC. cables ( )2.(四川自贡中考)When yu feel helpless and ________, just remember yu are nt ________ in the wrld because yur friends are arund yu. A. alne; alneB. alne; lnelyC. lnely; alne
( )3.(福建福州文博中学期末)Wuld yu please ________ her ________ me back? A. ask; t callB. ask; callC. t ask; t call( )4.(天津中考)Peter will ________ yu ________ the building and yu can meet everyne. A. lend; t B. shw; arund C. cmpare; with D. brush; ff( )5.(广东深圳实验学校期末)—Did yu ________ yur rm? —N, Mm. I was busy just nw. A. tidy upB. learn abutC. lk up
( )6.(湖北黄石中考)________ t smile at yur life when yu are in truble, and yu will sn be happy again. A. Try B. T try C. TryingD. Tried( )7.(深圳龙华期中)—Dn’t ______ the wire with yur wet hands!—OK, let me dry my hands n the twel first.A. trainB. tuchC. smell ( )8.(四川雅安中考)Our teacher ften asks us ________ time. A. nt waste B. dn’t waste C. nt t waste D. desn’t waste( )9.(黑龙江绥化中考)It’s ur duty ________ ur hmetwn clean and beautiful. We must d smething fr it. A. keepingB. keepsC. t keep( )10.(深圳高峰期中)—Is yur father a ________ in this restaurant? —Yes. He ________ well and many peple like eating there. A. cker; cksB. ck; cksC. cker; ck
意义:情态——情感态度
特点:无人称和数的变化
表明说话者的感情、态度和看法,给谓语增加感情色彩
情态动词+动词原形 共同构成谓语
主语+情态动词+动词原形+其他部分
主语+情态动词+nt+动词原形+其他部分
情态动词+主语+动词原形+其他部分?
肯定回答:Yes, 主语+情态动词 否定回答:N, 主语+情态动词+nt
(情动直接提到主语之前)
Sentences exercise
LOREM IPSUM DOLOR SIT AMET
我应该努力提高我的英语。
I shuld imprve my English hard.
I shuldn't imprve my English hard.
Shuld yu imprve yur English hard?
Yes, I shuld.
否定:can't/cannt 过去式:culd(culdn't)
Can yu speak English?I can play the pian.
Can I help yu?
Yu can’t play withut finishing hmewrk.
He can’t be Mr. Li because he has gne t America.
(“可能”,多用于否定中)
(多口语,“可以,能”)
(注意: be able t的be动词有数和人称变化)
a. 表能力=be able t
Can yu …? 表示“请你…好吗?”
Can I…? 表示“我可以…吗?”
表示用来征求对方是否允许自己做某事。如在句末加上please 一词显得更加礼貌。
一种表示can的过去式;
一种表示更客气,委婉语气,用于一般疑问句。
Culd yu give me a cup f cffee?
否定:may nt 过去式:might(might nt)
a.表许可或征求对方许可
(=can, 但can较随意,may正式)
May I use yur cmputer?
b.表推测,“可能,也许,大概”
He may nt hear what I am saying.She may knw ur secret.
c.回答May提问的疑问句时,
常用mustn't,can't来回答
-May I ask yu a questin? -N, yu can’t.
【拓展】maybe vs. may be
Yu may be right.Maybe yu are right.
may be: “情态动词+系动词be”, 充当谓语成分maybe: “大概,也许”,副词,充当状语
b.否定结构表“禁止、不允许”
否定:mustn't
Yu must hand in yur paper nw.
Yu mustn’t crss the rad at the red lights.
(语气强,用于肯定句,否定的推测用can't be)
He must be telling lies t his mther, because his face is red.
He can’t pass the test, because he never studies at schl.
d. 疑问句“Must ”的否定回答
用needn't或nt have t
---Must I g t cinema with yu? ---N, yu needn’t./ yu dn’t have t.
应该(=ught t)
否定:shuldn't
(“应该”,某事适宜做,用于各种人称)
b.表推测,“想必一定;按说应该、估计”
Yu shuld be friendly t yur desk mates.
They shuld be playing pian nw.
Ⅰ.用情态动词can, may, must或者它们的否定形式填空1. —____________ I water the trees n Tuesday? —N, yu needn’t. 2. As maths is very hard, I _____________ study it by myself. 3. Yu _____________ get ff the bus until the bus has stpped. 4. If yu _____________, I ____________tell yu. 5. CaiKangyng ________________ be back next year.
Ⅱ.按要求完成下面的句子1. Mary can swim very well.(改为否定句) Mary_________________________ at all. 2. I can’t g shpping with yu tday because I have lts f hmewrk t d.(就画线部分提问)________________________ yu g shpping with me tday?3. May I play cmputer games nw, Miss Wang?(作否定回答)N, I’m afraid______________________________________. 4. Yu must hand in yur hmewrk befre 7 a. m. tmrrw.(就画线部分提问)_______________________ hand in my hmewrk?5. Yu mustn’t stay up late because it’s bad fr yur health.(就画线部分提问)________________________ stay up late?
may/can’t/must
can’t swim
When must I
Why can’t I
( )1.(深圳育才二中期末)—Must I finish my hmewrk nw? —N, yu ________. Yu can g hme nw. A. needn’tB. mustn’tC. shuldn’t( )2.(广州新星学校月考)—Lk at the yung lady in red. Is it Mrs King?—N, it ________ be her. She is wearing a white dress tday.A. canB. mayC. mustD. can’t( )3.(广州新星学校月考)—Dctr Wang, I’m feeling much better. Must I g n taking the medicine?—N, yu ________. Yu’ll get well sn.A. can’tB. mustn’tC. needn’tD. mightn’t( )4.(广州新星学校月考)—D yu have any plans fr this Sunday?—I’m nt sure. I ________ g t the cuntryside t see my grandmther.A. canB. mustC. mayD. need( )5.(广州新星学校月考)—Dad, must we wait until the light becmes green?—Yes, we ________. That’s the traffic rule.A. canB. mayC. mustD. need ( )6.(黑龙江大庆中考)Yu ________ walk t clse t the edge f the hill because yu might fall and hurt yurselves. A. mustn’t B. must C. can D. needn’t( )7.(江苏常州中考)—I’ve bught all the fd fr the party tnight. —Thank yu. Then I ________ g t the supermarket. A. can’t B. mustn’t C. shuldn’t D. needn’t
( )8.(深圳实验学校期末)—Must I clean my bedrm nw?—N, yu ________. Yu ________ clean it after yu finish yur hmewrk.A. mustn’t; mayB. needn’t; must C. mustn’t; canD. needn’t; may( )9.(甘肃白银平川四中期末)I’m srry. I ________ g nw. My father is waiting fr me utside. A. can B. may C. have t D. culd( )10.(广东深圳实验学校期末)—Wh’s that wman with Ann? —I’m nt sure. It ________ be her mther. A. willB. shuldC. mustD. may( )11. —May I brrw yur bks?—Yes, yu ________. A. may ntB. canC. mustD. need( )12. —________ I swim here?—I’m srry. Children ________ swim alne here. A. Must; can’tB. May; mustC. Can; mustn’tD. Can’t; can( )13. With the help f the new technlgy, yu ________ e-mail yur friends by mbile phne. A. canB. mustC. needD. shuld( )14. —Can I g fishing with yu, Dad?—N, yu ________. Yu ________ stay at hme and d yur hmewrk.A. wn’t; mayB. can’t; must C. shuldn’t; ughtD. needn’t; shuld( )15. It’s very warm tday. Yu ________ wear the cat. A. mustB. dn’t have tC. have tD. mustn’t( )16. —Lk at that man ver there. ________ he be ur teacher Mr Lu?—He ________ be him. He has gne t Shanghai. A. May; mustB. Can; mayC. Must; can’tD. May; can’t
( )17. —Is Tm at hme nw? —He ________ be at hme nw. Because I ________ his rm just nw, and he answered. A. can’t; calledB. can’t; phned C. may; calledD. must; phned( )18. ________ I g and aplgize t my teacher fr my mistake?A. ShuldB. WillC. CanD. May( )19. They ________ d well in the exam. A. can be able tB. be able tC. are able tD. am able t ( )20. Jhn ________ cme t see us tnight, but he isn’t very sure yet. A. mayB. canC. has tD. must
Ⅱ.根据汉语提示,完成句子1. He is very strng. He _________________(能够)lift the heavy bx. 2. Tny gt up late, s he _________________(必须,不得不)take a taxi t schl. 3. Li Na _________________(会)play tennis when she was six. 4. I think the rbts will _________________(能够)talk t peple in ten years. 5. The bk _________________(不可能是)mine. Mine is in my schlbag. 6. Yur rm is s dirty. Yu _________________(应该)make it clean yurself. 7. Dn’t be late. Yu _________________(必须)be there n time. 8. Last year, Sandy _________________(不会)draw, but nw she _________________(会了).9. Yu _________________(可能)right, but I dn’t think yu are.10. Tm, yu _________________(禁止)thrw all yur tys n the flr!
can/is able t
请根据下面的提示写一篇60词左右的安全用电手册。
提示:1. 我们手湿时,不允许触碰电器;2. 电器不能工作时间太长,我们应该让它们停止工作,休息一下;3. 禁止让小孩触碰到一些电器,比如微波炉等;4. 当我们清洁或者修理电器时,一定要先拔掉电源。
Safety cmes first!
tuch触碰 micrwaves微波炉 repair修理 fridge 冰箱 wet 湿的 allw 允许be careful with 小心 electrical appliance电器 cut ff 切断
When we use the electrical appliances, we must be careful with them. First, if ur hands are wet, we mustn’t tuch them. Secnd, the electrical appliances can’t wrk t lng and we shuld make them stp t have a rest. Third, we mustn’t let children tuch sme f the electrical appliances, such as micrwaves and s n. Last, when we clean r repair the electrical appliances, we must cut ff the electricity.
初中Unit 6 Electricity备课ppt课件: 这是一份初中Unit 6 Electricity备课ppt课件,共31页。PPT课件主要包含了课堂导入,课堂活动,课堂小结,课堂练习等内容,欢迎下载使用。
初中英语沪教牛津版(六三制)七年级下册Unit 6 Electricity教课ppt课件: 这是一份初中英语沪教牛津版(六三制)七年级下册Unit 6 Electricity教课ppt课件,共21页。PPT课件主要包含了课堂导入,课堂活动,课堂小结,课堂训练等内容,欢迎下载使用。
初中英语牛津版 (深圳&广州)七年级下册(2012秋审查)Unit 6 Electricity习题ppt课件: 这是一份初中英语牛津版 (深圳&广州)七年级下册(2012秋审查)Unit 6 Electricity习题ppt课件,共20页。PPT课件主要包含了语法通关练,can,cant,mustnt,May Can,Must,must,能力提升练,may not,follow等内容,欢迎下载使用。