初中Unit 11 Electricity试讲课课件ppt

这是一份初中Unit 11 Electricity试讲课课件ppt，共28页。
What electrical appliances d yu have at hme?
Learn the new wrds!
imprtance n. 重要性 imprtant adj. 重要的→imprtance n. 重要性
D yu knw the imprtance f water?
micrwave n. 微波炉
electricity n. 电→electrical adj. 电的；用电的 →electric adj. 电的；用电的；电动的；发电的
vacuum cleaner n. 真空吸尘器
appliance n. （家用）电器；器具
printer n. 打印机
air cnditiner n. 空调机；空调设备
kettle n. （烧水用的）壶；水壶
heater n. 加热炉；炉子；热水器
cker n. 厨灶；炉具
efficiently adv. 效率高地
Cmputers can wrk efficiently.
Read the wrds and phrases fr a few minutes.
(1) What d we d with a micrwave?(2) What d we d with a vacuum cleaner?(3) What d we d with a printer?(4) What d we d with a washing machine?
Answer the questins abut the items.
We clean the flr/flat/carpet.
We print things.
We wash clthes.
Lk and learn
Task 1Read the list f electrical appliances in “Discuss and write”.
Discuss and write
In grups, practise the dialgue.
S1: What electrical appliances d peple use at hme?S2: They use ... at hme. S1: What electrical appliances d peple use at schl?S3: They use ... at schl. S1: What electrical appliances d peple use in an ffice?S4: They use ... in an ffice.
Task 2Cmplete the sentences in “The imprtance f electricity”.
The imprtance f electricityTday, electricity is very imprtant. Peple use it in different places.Peple use … at hme. Peple use … at schl. Peple use … in an ffice.Air cnditiners and heaters make us feel cmfrtable in __________ (seasn) and __________(seasn). TV sets, … and _________ make ur lives mre enjyable.Lights, … and ____________ make ur lives mre cnvenient.Cmputers, … and _________ help us wrk mre efficiently.
Cmplete the lists in “A survey”.
Talk abut them with a classmate.
S1: What d we/peple use _________ t d at hme/at schl/in an ffice?S2: We/Peple use __________ hme/at schl/ in an ffice.
Make a list f electrical appliances yu can find in yur hme. Find ut abut their uses and write abut them. Draw pictures.
Find ut and write
1. rice ckers电饭煲cker〔可数名词〕厨灶；炉具a gas cker 燃气厨灶 an electric cker 电炉灶【拓展】ck ①〔动词〕烹调；做饭Where did yu learn t ck? 你在哪里学的烹调？②〔可数名词〕厨师Jhn is a very gd ck (= he cks well). 约翰很会做菜。
Language pints
2. The imprtance f electricity电的重要性imprtance〔不可数名词〕重要性；重要The dctr tells us the imprtance f healthy eating. 那位医生告诉我们健康饮食的重要性。【拓展】imprtant〔形容词〕重要的It’s imprtant t learn English well. 学好英语是重要的。
3. Cmputers, printers help us wrk mre efficiently. 电脑、……和打印机帮助我们更高效地工作。efficiently〔副词〕效率高地Hw d yu wrk efficiently? 你是如何高效工作的？【拓展】efficient〔形容词〕效率高的He is an efficient wrker. 他是一名效率高的工人。
I. 选择最恰当的答案
1. Tmmy ften uses his father’s cmputer ________ letters at hme.A) typeB) typesC) typingD) t type2. Air cnditiners make us ________ cmfrtable in summer and winter.A) feelB) feltC) feelingD) t feelⅡ. 根据句意及首字母提示写出单词1. Cmputers make ur wrk mre e__________. 2. It’s cld utside. Let’s clse the windw and turn n the a____________. 3. Nw yu knw the i__________ f the electricity in ur life.
efficiently
air cnditiner
1. Imprve yur writing. 2. Preview “Reading: The airprt Express”.