人教版九年级英语全一册Unit6 When was it invented Section A课件

人教版九年级英语全一册Unit6_When_was_it_invented_Section_Appt课件
人教版九年级英语全一册Unit6_When_was_it_i
Talkabouttheinventions(发明).
Whichonedoyouthinkisthemosthelpfulinourdailylife?
Leadin
Talkabouttheinventions(发明).
computer
computer
car
car
calculator
laptop
calculatorlaptop
telephone
cellphone
telephonecellphone
radio
radio
Prentation
1a
Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4](1=first,4=last)
1
2
3
4
Prentation1234
1bListenandmatchtheinventionswiththeyears.
a
b
c
d
Whenwasthe
...invented?
1876
1885
1927
1971
a
c
b
d
1bListenandmatchthein
1cPAIRWORK
A:Whenwasthetelephoneinvented?
B:Ithinkitwasinventedin1876.
1cPAIRWORKA:Whenwasthetel