Unit 6 When was it invented?（Section A Grammar 4a-4c)

课件16张PPT。Unit 6 When was it invented?Period 2in 1876BellA: What is this called in English?
A: When was it invented?
A: Who was it invented by?
A: What is it used for ?.
B: It is called a telephone.B: It was invented in 1876.B: It was invented by Bell.B: It is used for talking with people.in 1885
Karl Benz
travel
A: What is this called in English?
A: When was it invented?
A: Who was it invented by?
A: What is it used for?B: It is called a car.B: It was invented in 1885.B: It was invented by Karl Benz.B: It is used for traveling.in 1871
giving light
Edison
A: What are they called in English?
A: When were they invented?
A: Who were they invented by?
A: What are they used for?
B: They are called light bulbs.B: They were invented in 1871.B: They were invented by Edison.B: They are used for giving light.pairworkFour ancient inventionscompassgun powder printingpaper makingA: When was …invented?
B: It was invented in…
A: Who was it invented by?
B: It was invented by…
A: What is the … used for?
B: The … is used for … Compass
Chinese
War Dynasty
Knowing the directionA: When was …invented?
B: It was invented in…
A: Who was it invented by?
B: It was invented by…
A: What is the … used for?
B: The … is used for … Gun powder
Chinese
Tang Dynasty
Exploding the war and the fireworksA: When was …invented?
B: It was invented in…
A: Who was it invented by?
B: It was invented by…
A: What is the … used for?
B: The … is used for … Printing
Bi Sheng
1300 years ago/Song Dynasty
PrintingA: When was …invented?
B: It was invented in…
A: Who was it invented by?
B: It was invented by…
A: What is the … used for?
B: The … is used for … Paper making
Cai Lun
Han Dynasty
Recording informationA: Look! This looks so interesting!
B: Ah, it’s a great invention of China.
A: Really? When ______ it _________?
B: I think it ______ _________ in Han Dynasty.
A: What ______ it ______ for?
B: Guess!
A: ______ it ______ for holding water?
B: No. It ___ _____ for testing earthquakes（地震）.
A: Wow, it’s really amazing! wasinventedwasinventedisusedIsusedisused(汉朝)
1.When was the zipper invented?2.Who was it invented by?先找动词，判定时态，确定动词结构；
再确定主语，基本上都是动词后的名词或代词；
was stolenwas takenwas advisedwas translated先确定主语和动词的关系，再判定时态从而确定动词结构were invitedcamewere broughtwas lockedrangwere toldbrokewere eatenasked注意主语和动词的关系将下列句子改为被动语态
1. People use metal for making machines.
Metal　　 for making machines.
2. We don’t use recorders in math class .
Recorders by in math class .
3.Do they use it as a table?
it as a table by ?
4.She grows flowers on a farm.
Flowers a farm.
5. Do they teach Japanese in their school ?
Japanese in their school?isusedaren’tusedusIsusedthemaregrownonIstaughtEXERCISES