• Unit 9 when was it invented ?

•The first period

My great invention---9• What’s the name of it? • 1.invent---v• 2.inventor---n• 3.invention---n • What’s the use?• 4. can calculate---v• 5.name---calculator---n• 6.calculation---n• 7.translate• 8.translator• 9.translation

250+250=?

W.C--- means ?

MP8

Questions---4

• 1.What’s the name of the thing (invention)? • 2.When was it invented?• It was invented just now.• 3.Who was it invented by?• It was invented by Mr Liu.• 4.What is it used for ?• It is used for translating, calculating, flyin

g , making a call and learning English.

be used for doing … 被用来做…

It is called MP8

Make sentences:The telephone was invented before the car.The car was invented after the telephone.

5 2

41 3

1a---number the pictures

Let’s look and talk

name?---when?--- who?

When was it invented?

It was invented in 1885

Who was it invented by ?

It was invented by Karl Benz.

Karl Benz.car

1885

light bulb

name?---when?--- who?

It was invented in 1879

Who was it invented by ?

It was invented by Edison. Edison

light bulblight bulb

When was it invented?

Let’s look and talk

1879

1b Listen and match the inventions Listen and match the inventions with the dates.with the dates.

a

b e

dc

1876

1885

1927

1971

1976

d

a

b e

c

pairwork

• Read the model and then make your own conversation

A: What is this called in English ？B: It is called the telephone.A: When was the telephone invented?

B: It was invented in 1876.

A: What is it used for?

B: It is used for talking with others.

A : Who was it invented by?

B: It was invented by Bell.

be used for doing … 被用来做…

1876Bell

Pairworktelephone

When ?

Who ? What ?

Talking with the people far away.

Beld

1927

Tv set

Watching and learning many things in the world.

When, who, what use?

car

travelling.

in 1885

Carl Bens

When, who, what use?

1971

Kelif

calculator

calculating

When, who, what use?

The passive voice. 被动语态被动语态

• MP8• It was invented just now.

• It was invented by Mr Liu.

• It is used for translating, calculating, flying and making a call.

• 结构： be + V. pp 即 .be+动词过去分词…

The passive voice.被动语态被动语态

主动语态改被动语态主动语态改被动语态 ::Bell invented the telephonein 1876.

was by

主动句与被动句之间的转换 I cleaned the blackboard.主语 + 谓语动词 + 宾语

The blackboard was cleaned ( by me ) 主语 + 谓语动词 + 介词 + 宾语

summary• 1. we learned some new words.

• 2. we also learned sentences patterns.

• 3. we also the grammar---passive voice.

•4.训练与作业

homework--------music

in 1885Carl Bens travelling

When, who, what use?

三问三答 -----六句

•Good bye !