河北省东光县第二中学九年级英语全册 Unit 6 When was it invented Section A 1课件

Section A Period 1 ( 1a—2d )

Do you know the following inventions? When were they invented?

It was invented …

paper105 A. D.

printing1041-1045

It was invented …

gunpowder

compass11th Century

9th Century

car

computer

TV

I think the …was invented before/ after the…

telephone

1b Listen and match the inventions

with the dates.d 1876 _____ a 1885 _____ c _____ 1927 b 1971 _____

in 1885The …was invented in…

in 1971

in 1876The …was invented in…

in 1927

Read and answer the questions 1.Did grandmother’s family have a telephone? Yes, they did. 2.Did grandmother’s family have a car? Yes, they did. 3.Did grandmother’s family have a TV? Why? No, they didn’t Because they were so expensive that they couldn’t afford one. 4.Did grandmother’s family have a computer? Do they have one? No, they didn’t. Yes, they do.

看图完成句子。 1. (1885, invented)

was invented The car _______ _______ in 1885. 2. (around 1927, invented) was _______ inventedaround 1927. The TV _______

3. (1971, invented) invented was The personal computer ______ ______ in ______ 1971. 4. (1876,invented)

invented______ in was The telephone _______ ______ 1876 ______.

Make a similar conversation with your partner using the 1b as a model.

A: When was the TV invented? B: It was invented in 1927. A: Who was it invented by? B: It was invented by Baird.

T: When was the telephone invented?S: It was invented in 1876. T: Who was it invented by? S: It was invented by Bell.

1885

Henry Ford

1976 Cray

Bill Hewlett 1971

1907

Wright

heel

scoop