Unit 16: Inventions Lesson 2 Speak+ Lg 1,4

Warmly welcome to our classTeacher: Nguyen Thanh Giang –Haigiang061008@gmail.com... Friday, April 8th, 2011Teacher: Nguyen Thanh Giang –THCS Bạch Liêu Yên Thành- Nghệ an... Helicopter L

Warmly welcome to our class

Teacher: Nguyen Thanh Giang –Haigiang061008@gmail.com

Friday, April 8th, 2011

Teacher: Nguyen Thanh Giang –THCS Bạch Liêu Yên Thành-

Nghệ an

I N V E N T I O N

Key P

Team A Team B

II Pre- speaking :

 Which inventions do you know?

Inventions

Paper

TV

Radio

Telephone

electric bulb

II.1: Vocabulary:

 1 helicopter (n)

= M¸y bay lªn th¼ng

 2 Facsimile (n)

= M¸y fax

 3 Microphone (n)

= Micr«

 4 Loudspeaker (n)

= Loa phãng thanh

 5 Reinforced concrete (n)

= Bª t«ng cèt thÐp

Helicopter Loudspeaker

Microphone Reinforced concrete

Facsimile

III While- speaking

What is it in the picture?

=> It is a facsimile

1 Pairwork

Student A:

Friedrich Koenig German

1816 Karl D Sauerbronn facsimile

1845 Elias Howe American Reinforced concrete 1849

colour television

1950 P.C Goldmark American

Student B:

1924 C.W Rice

Gordon Gould

facsimile 1843 Alexander Bain English

Optical fiber 1955

Printing Press

1810 Friedrich Koenig

2 LOOK AT THE TABLE AND REPORT:

Ex: The facsimile was invented by Alexander Bain in 1843

Printing Press 1810 Friedrich Koenig German Bicycle 1816 Karl D Sauerbronn German facsimile 1843 Alexander Bain English Sewing machine 1845 Elias Howe American Reinforced concrete 1849 F.J Monior French

helicopter 1939 Igor Sikorsky American colour television

1950 P.C Goldmark American

=> S + tobe + V (pII) + by O

IV Post- speaking:

IV.1 Lg 1: Change the sentences from the active into the passive

- Ex: Miss Lien wrote the letter

 The letter was written by Miss Lien

a) Mrs Quyen typed the document

=>

b) Mr Nhan repaired the computer

=>

c) Ba drew the picture

=>

d) Hoa turned off the lights.

=>

e) Lan baked the cake.

=>

The lights were turned off by Hoa

The picture was drawn by Ba

The document was typed be Mrs Quyen

The computer was repaired by Mr Nhan

The cake was baked by Lan.

IV.2.Lg 4: Use the sequence markers first,

then , next, after this, finally to desribe how white rice is produced in the traditional way The pictures and prompts will help you.

First, the rice crop is harvested

Next, the rice grains are husked in the mill to produce brown rice.

Then the rice plants are threshed.

After this, the bran is removed in

the motar and it is finally winnowed

to producw white rice.

Who was loudspeaker invented by?

B C.W Rice

B C.W Rice

D Alexander Bain

C F.J Monier

A Elias Howe

50:50

When was the bicycle invented?

D in 1816

B in 1843 D.in 1816

C in 1878

A in 1810

50:50

What is Nationality of Friedrich Koenig?

C German

B American

D French C.German

A English

50:50

Who invented the telephone?

A Alexander.G Bell B GoldMark

D Thomas Edison C.Jame watts

A Alexander.G.Bell

50:50