新目标go for it 九年级Unit9 When was it invented? sectionA

课件29张PPT。Unit 9When was it invented?Section A Period 1 Do you think it was invented?
What is it called?light bulbWhat is it in English?calculatorGuessing gamebattery-operated slippersheated ice cream scoopshoes with adjustable heels invent 发明 light bulb 灯泡 calculator 计算器 battery 电池 operate 操作 heat 加热heel后跟 slipper 拖鞋 adjustable可调整的scoop (n.)勺子；
( v.)用勺舀 battery-operated 电池供电In what order do you think they were invented?
(1a)A: I think the telephone was
invented before the car.
B: Well, I think the telephone
was invented after the car.GROUPWORKfirstsecondfourthFifth third1bListen and match the inventions
with the dates.abedc1876
1885
1927
1971
1976dabecdaecb1cPAIRWORKWhen was the telephone invented ?
I think it was invented in 1876.Check your memorize.1876年 Check your memorize.1885年1927年1971年1976年Listening (2a, 2b: P69)3122b listen again and match the items in columns A,B and CJulie Thompsonbattery-operated
slippersChelsea Lanmonheated ice
cream scoopJayce Coziar and Jamie Ellsworthshoes with adjustable heelsanswerLanguage point It’s used for scooping really cold ice cream.它是用来舀十分冰冷的冰淇淋的.
句型be used for 意为 “被用来做……”,介词for表示用途,后接名词或动名词.如:(1)毛衣是用来保暖的。
The sweater is used for keeping warm.
(2)小刀是用来切削东西的。
The knife is used for cutting.What is it / are they used for?
Oral Practice (2c: P69) Sentence pattern:
What is it / are they used for?
It is / They are used for ...
Who was it / were they invented by?
It was / They were invented by ...Sample dialogues:
A: What is this?
B: This is a heated ice cream scoop.
A: What is it used for?
B: It is used for scooping really cold ice
cream.
A: Who was it invented by?
B: It was invented by Chelsea Lanmon.What is it / are they used for?Free TalkWhen was it invented?T: When was it invented?
S: It was invented in 1883.
T: What is it used for?
S: It’s used for seeing in the dark.T: What’s this called in English？S: It’s called a telephone. T: When was the telephone invented?S: It was invented in 1876.T: What is it used for?
S: It is used for talking with each other.Free TalkEXERCISES
1.?电话是谁发明的？电话是贝尔发明的。

2.?电拖鞋是什么时候被发明的？
3.?它们是用来做什么的？
?
4.?它们是用来在黑暗中看东西的。
?Who?was?the?telephone?invented?by???
It?was?invented?by?Bell.When?were?electric?slippers?invented?What?are?they?used?for???They?are?used?for?seeing?in?the?dark. Thanks for listening!
Bye-bye