初中英语Unit 6 Electricity精品课件ppt

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Fill in the blanks accrding t the article f Page 84:
______ ______ started in 2007 in Sydney, Australia. In that year, 2.2 millin peple ______ their lights ______ fr ne hur. They did this t shw that they ______ ______ climate change. Since then, peple frm all ver the wrld d the same n the last Saturday f _______ every year. Mre and mre cuntries are jining Earth Hur.
Earth Hur
Presentatin
English wrds are made up f different parts. These parts are called syllables. All wrds have ne r mre syllables, e. g.
Hw many syllables d the fllwing wrds have?
supermarket
electricity
2 syllables
3 syllables
4 syllables
5 syllables
su-per-mar-ket
e-lec-tri-ci-ty
A syllable usually has a vwel sund. Hwever, the cnsnant sunds in bld in the fllwing wrds are separate syllables t.
little middle pencil peple table uncle
Lk at the syllables belw. Cmbine them int wrds with hyphens(-).
1 newspaper ( ) 5 candle ( )2 hear ( ) 6 dangerus ( )3 able ( ) 7 battery ( )4 anyne ( ) 8 American ( )
Say these wrds. Then write the number f syllables in brackets.
Jhnny's father is talking t Jhnny abut safety at hme. Wrk in pairs. S1 is Jhnny. S2 is Dad. Fllw the example.
cver the meatlck the drswitch ff the electricitytest the watertidy up
______change the bulb?
Fr example:Jnny: May I change the bulb?Dad: N, yu may nt. Yu must switch ff the electricity. Then yu may change the bulb.
______ put the meat in the fridge?
S1: May I put the meat in the fridge?S2: N, yu may nt. Yu must cver the meat. Then yu may put the meat in the fridge.
______ g t bed?
S1: May I g t bed?S2: N, yu may nt. Yu must lck the dr. Then yu may g t bed.
______ take a bath nw?
S1: May I take a bath nw?S2: N, yu may nt. Yu must test the water. Then yu may take a bath .
______ g ut nw?
S1: May I g ut nw ?S2: N, yu may nt. Yu must tidy up. Then yu may g ut.
Jhnny's father is asking Jhnny t make sme rules fr the family t fllw. In pairs, help Jhnny make fur rules:
clse/ windws/ when/ air cnditiner/ nput/ newspapers/ near/ heaterremember t take/ keys/ when/ g uttuch/ TV / wet hands
We must: clse the windws when the air cnditiner is n; ______________________________________
remember t take the keys when we g ut.
We must nt:1 _____________________________________2 _____________________________________
put the newspapers near the heater;
tuch TV with the wet hands.
Talk abut the fllwing questins:
1.Are there any hme rules in yur family? 2. D yur parents ften make rules fr yu? 3.Can yu tell us sme rules f yur family?
Add fur mre rules t the “Hme rules” in A:
We must: ______________________________________ ______________________________________
We must: ____________________________________________ ____________________________________________
We must nt:1 ___________________________________________2 ___________________________________________
Fr example:
clse the dr when we leave ur hme;
wash the hands befre eating...
tuch the electrical appliances if ur hands are wet.
watch TV if we dn't finish hmewrk...
Discuss and try t make sme rules fr yur class:
Class rules
lck the drswitch ff the electricitytest the watertidy uptake a bathg ut
锁门 断电 试水 整理 洗澡 出去
Chse the crrect answers.
1.—— Dn’t________ the wire. It’s dangerus. ——I see. They may hurt me.A. light B. tick C. tuch 2. ——Oh, Bb! Lk at yur rm. There are bks everywhere. ——Srry, Mum.I will_____at them up B.wake them up C.tidy them up
3.If yu _______ the dr, yu clse it and yu can’t pen it withut a key.A. lck B. finish C. kick4.They asked their sn ____ the bed last make B.making C.made5. —— It's smggy these days. That's terrible! —— Yes. I hpe t plant trees. _______ trees, _______ air pllutin.A. The mre;the fewer B. The mre;the lessC. The less;the fewer
Finish the sentences accrding t the Chinese sentences.
1. 她必须为她的自行车找个适当的地方. She ______ ______ a right place ______ her bike.2. 我明天可能在家里。你来时得先打个电话确认一下。I______ ______ at hme tmrrw, but yu have t give me a call t make sure first befre yu cme.
may be
must find fr
3. 那个人不可能是我们的老师，因为他太年轻了。That man______ ______ ur teacher because he is t yung.4. 你上课不要接电话。Yu ________ answer the telephne in class.5. 我可以让那个年轻的男子进来吗？ ______ ______ ______ the yung man cme in?
can’t be
May I let