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初三英语第九单元第二课时课件

发布时间:2013-12-02 10:30:05  

Unit 9 When was it invented?
Section A Period 2 永丰恩江中学 李安

Pairwork (3a:P70) Helpful inventions:
vacuum cleaner, soundproof door and

window, car, computer, i-phone
Annoying inventions:

drugs, telephone, junk food, fighter

car

computer

soundproof door

i-phone

Micro wave clock Light bulb

vacuum cleaner

Air conditioner

bomb

fighter

drugs

Sentence pattern:
What is this in the picture?

What is it used for?
Do you think it is helpful or annoying?

Dialogue 1: A: What is this? B: It is an alarm clock. A: What is it used for? B: It is used for waking people up in the morning. A: Do you think it is annoying?

B: Sometimes, when I want to go
on sleep.

Dialogue 2: A: What is this? B: It is a light bulb. A: What is it used for? B: It is used for giving light. A: Do you think it is helpful? B: Yes, I think so. Because I always do homework and read books in the evening by its light.

Dialogue 3: A: What is this? B: It is a microwave oven. A: What is it used for? B: It is used for heating cold food and cooking meals. A: Do you think it is helpful?

B: Yes, I think so. Because my parents are very busy and I can use it to cook meals by myself.

car

computer

soundproof door

i-phone

Micro wave clock Light bulb

vacuum cleaner

Air conditioner

bomb

fighter

drugs

Pairwork (4:P70)
Dialogue 1: A: What do you think is the most helpful invention?

B: I think the most helpful
invention is the vacuum cleaner. A: Why is that? B: Well, it can help me clean the floor

when mother asks me to do the cleaning.

Dialogue 2:
A: What do you think is the most

annoying invention?
B: I think the most annoying invention is the air-conditioner. A: Why is that? B: Well, I feel uncomfortable in the room with an air-conditioner.

Dialogue 3:

A: What do you think are the most
annoying or helpful inventions?

B: I think the truck is the most annoying
invention and the soundproof door and window is the most helpful invention.

soundproof door and window

A: Why is that?
B: The trucks always make noises and people can’t sleep well. If they have the soundproof door and window, people needn’t worry about the noises anymore.

Decorate your house!

Choose your house address!

Groupwork (4: P70)
What would you do if you are alone on a tiny island?

bottle of water map

umbrella

bowls & candles money chopsticks identity food & chocolate personal card bars washing things fruit scissors books

pen & paper
torch light clothes

radio
shoes knife

important papers blanket
mobile phone

computer
pictures of family medicine

My personal earthquake bag will contain:_______

Dialogue 1:

A: I’d like to have some matches

because I could light a fire to keep
warm.

B: Yes, but that’s not going to help you
leave the island. I think it would be

better to have a cell phone.

Dialogue 2:

A: I’d like to have a telescope because I could look far. B: Yes, but that’s not going to help

you leave the island. I think it
would be better to have a

signal

lamp.

1 . Review the new words. 2. Write a report about how to choose a place to live in a new place.


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