课件20张PPT。 Unit 9
When was it invented?
Section A 1a—2cWhere did basketball start?It started in Canada. A Canadian invented basketball.
Basketball was invented in Canada.England people invented ping pang.Basketball and ping pang are great inventions. They bring us a lot of fun
and help to keep us healthy. Ping pang was invented in England.What other inventions can you think of?calculatorlight bulb1aLook at the things. In what order
do you think they were invented?
A: I think the calculator was invented before the computer.
B: Well, I think the calculator was invented after the computer.1bListen and match the inventions
with the dates.c1876___
1885___
1927___
1971___
1976___dabeabedcA: When was the _______ invented?
B: I think it was invented in ______.19711927187618851976Edison invented the light bulb.Who was the light bulb invented by?The light bulb was invented by Edison.light bulb被Who was telephone invented by?What is telephone used for?It’s used for talking with others.被用于…A: Who was … invented by?
B: It was invented by …
A: What’s it used for?
B: It’s used for …shoes with high heelsadjustable heelsadjustable 可调整的new inventionsscoopice cream scoop
heat 加热new inventionsslippersa batterybatteriesoperate 操作new inventions2aListen and number the inventions in
the order that you hear.1232bListen again. Match the inventions with their inventors and uses.Sample dialogue:
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.Ask and answerWhat’s this? / What are these?
Who was it invented by? / Who were they invented by?
When was it invented? When were they invented?
What’s it used for? / What are they used for?was inventedThe Active Voice and the Passive Voice
主动语态 和 被动语态Edison invented __________. (主动) by Edison. (被动)light bulblight bulbPeople grow tea in South China.Tea is grown ( by people ) in South China.Bell invented the telephone in 1876.The telephone was invented by Bell in 1876.SummaryWhen was the car invented?
It was invented in 1885.Who were battery-operated slippers invented by?
They were invented by Julie Thompson.What are they used for?
They are used for seeing in the dark.Surf the Internet ,and find out more inventions. Introduce them to your classmates, using
It was invented by _______.
It was invented in_______.
It is used for_______. HomeworkThanks for listening!
