Bài giảng Tiếng Anh 9 - Period 43, Unit 7: Saving energy (Lesson 2)

 english 9 Unit 7 : Saving energy
Period 43 Lesson 2: Speak What should we do to save water?
 - I suggest turning off the faucets.
 - I think we should turn off the faucets.
 - Why don’t we turn off the faucets?
 - Shall we turn off the faucets?
 - How about turning off the faucets?
 - What about turning off the faucets?
 - Let’s turn off the faucets.
 .........
 OK. Let’s do that. Give and respond to suggestions
Example: Suggestion Response
 1.Agreement
= I think you should • 1. I think we should + V ... • - OK.
 turn off the faucets.
= Why don’t you turn • 2. Why don’t you/we + V...? • - That’s a good idea.
 off the faucets ? • 3. How about + V-ing..? • - All right.
= How about turning • - Let’s ...
 off the faucets ? • 4 What about+ V-ing..? 2. Disagreement
= What about turning • - No. I don’t want to.
 off the faucets ? • 5. I suggest + V-ing... • - I prefer to ...
= I suggest turning • No. Let’s 
 off the faucets. • 6. Shall we + V ...?
= Shall we turn off the 
 faucets ? • 7. Let’s + V ...
= Let’s turn off the 
 faucets.
OK. I’ll do that. Describe the pictures.
 A B C
The faucet is on but nobody is Too much gas is used. The fan is on but nobody is in 
 in the room. the room.
 D E F
 F
 The air- conditioner is on but The lights are on but nobody is in The bath is overflowing
 nobody is in the room. the room.
 G H
 They shouldn’t go to work by motorbike. They should go to school by bus. Unit 7 : Saving energy
 Period 43 Lesson 2: Speak and listen
I/ Speak
a) Look at the expressions in the tables and pictures. Make suggestions 
about how to save energy.
 Suggestion Response
 1. I think we should... - OK.
 2. Why don’t you/we ...? - That’s a good idea.
 3. How about + V-ing...? - All right.
 4. What about + V-ing..? - Let’s ...
 5. I suggest + V-ing... - No. I don’t want to.
 6. Shall we ...? - I prefer to ...
 7. Let’s ... Turn off the lights
 Example:
 A: I suggest turning off the lights
 B: That’s a good idea. A B C
D E F
G H Describe the pictures.
 A B C
I think we should turn off the I suggest turning off / repairing the Why don’t we switch off the 
 faucet. / I suggest fixing it. electric cooker. fan?
 D E F
 F
 I think we should turn off the air Let’s switch off the lights and the I suggest fixing the faucets in the 
 conditioner. TV.. bathroom.
 G H
 I think we should use bikes instead of Why don’t we use the public buses?
 motorbikes. Unit 7 : Saving energy
 Period 43 Lesson 2: Speak and listen
I/ Speak
a) Look at the expressions in the tables and pictures. Make suggestions 
about how to save energy.
 Suggestion Response
 1. I think we should... - OK.
 2. Why don’t you/we ...? - That’s a good idea.
 3. How about + V-ing...? - All right.
 4. What about + V-ing..? - Let’s ...
 5. I suggest + V-ing... - No. I don’t want to.
 6. Shall we ...? - I prefer to ...
 7. Let’s ...
b) Work out an action plan to save energy for your class. The expressions 
and ideas in section a) may help you. Work out an action plan to save 
 energy for your class.
Example:
 A: I think we should take a shower instead of 
 a bath to save energy.
 B: That’s a good idea.
 C: How about making posters on energy 
 saving and hanging them around our 
 school?
 D: Great! Let’s do that. Work out an action plan to save 
 energy for your class.
Example:
 A: I think we should use energy - saving light 
 bulbs for ordinary bulbs .
 B: That’s a good idea.
 C: How about turning off the lights and other 
 electric tools when we don’t use them?
 D: Great! Let’s do that. Unit 7: Saving ENERGY
 Lesson 2 : Speak
 True or false?
1. I think we should turn off the faucets after using. T
2. Why don’t we turnturning the gas fire? F
3. I suggest turning off the fans and the light. T
4. Shall we turn off the air - conditioner? T
5.What about traveling travel by bike instead of motorbike ? F
6.Let’s keepingkeep refrigerator door closed. F
7. How about usinguse energy saving light ? F
8. I suggest fixing the gas cooker. T Unit 7: Saving ENERGY
 Lesson 2 : Speak
 What should we do to save energy at home and at school?
 1.Take a shower instead of a bath.
 2. Turn off the faucets when there is enough water supply
 3. Use energy – saving light.
 4. Turn off all the electric equipment when we don’t use 
 them.
 5. Use household appliances properly.
 6. Go to school by bus or bicycle instead of motorbike,or 
 walk to school.
 7. Prepare food carefully before turning the stove. HOMEWORK
 Practice speaking more and more at home.
 Prepare: READ for next period.
GOOD BYE EVERY ONE. SEE YOU LATER.