Giáo án Tiếng Anh 9 unit 7: Saving energy

GIÁO ÁN TIẾNG ANH LỚP 9.
Unit 7: SAVING ENERGY
Lesson 1:

GETTING STARTED + LISTEN AND READ
LANGUAGE FOCUS 2
(Period 42)

A. Aim of the lesson:
By the end of the lesson, students will be able to read and understand the
dialogue about the ways to save energy
• Teaching aids: text book, posters.
• Anticipated problems:
B. Content:
1. Warm up.
Greetings
- Talking / Discussing about the pictures on page 57.
- Make a list of things the family could do to save energy. => What should we do
to save energy? Call on some Ss to read the list aloud.
Ss can use: should ,must
- Suggested answers: Save water by turning off the faucet when there is enough
water supply. Turn off the lights when unnecessary / reduce light bulbs. Turn off
TV and radio when nobody watches or listens….
2. Vocabulary.
- water bill (n) (realia)
hoá đơn tiền nước
- enormous (a) big, huge:
khổng lồ, to lớn , rất nhiều
- plumber(n) (sit)
thợ sửa chữa đường nước, thợ nước
- crack (n) (expla)

vết nứt ,gãy
- dripping faucet (n) (sit)
vòi nước bị rò rỉ/chảy nhỏ giọt
- pipe (n) (expl)
ống nước
bath (s) (n) (sit) bồn tắm
* Checking:
R- O- R
I. Pre-reading:
1. T/F statement prediction. (Section b- P.58)
1. Mrs Ha is worried about her water bill
2. Mrs Mi gives Mrs Ha advice on how to save water
3. Mrs Ha has checked the pipes in her house and found no cracks
4. Mrs Ha suggests getting some tool to check cracks in the pipes
5. Mrs Mi suggests taking showers to save water
II. While-reading:
- Ss scan the dialogue and then check their prediction.
- Ss read and give the correct answers
Keys: T: 1- 2 – 5
F: 3 – 4


3. Mrs. Ha -> A plumber. Or: Mrs Mi asked Mrs Ha to get a plumber to make sure/
check there are no crackers in the pipes
4. Mrs Mi asks Mrs Ha to get a plumber to check cracks in the pipes
*Comprehension questions.
a. Why is Mrs Ha woried?
b. How much does Mrs Ha pay for her water bill?
c. What does Mrs Mi advise Mrs Ha to do?
d. How much water can be wasted a month by a dripping faucet?

*Keys:
a. Because her recent water bill is enormous
b. She pays 200.000 for the bill
c. She advised Mrs Ha to get a plumber to check her water pipes and to reduce the
amount of water by taking shower and turning off faucets after (her) use
d. A dripping faucet can waste 500 liters of water a month
III. Post-reading:
* Language focus 2
- Phrasal verbs or Multi-word verbs: turn off / on, look for / after and go on
S + V + prep / particle + ……
- Use: Cách dùng động từ kép / cụm động từ: được cấu tạo bởi một động từ với
một tiểu từ hay một giới từ, hay cả hai: get along with..
- Động từ kép được chia làm hai loại:
a. Động từ kép có thể phân cách (separable phrasal verbs): give up, turn on /off ,
try on , put on / off ….
* Túc từ là danh từ: có thể đúng trước hoặc sau tiểu từ: … turn off the lights = turn
the lights off.
S + V + O(N) = S + V + O(N or P)
* Túc từ là đại từ nhân xưng (personal pronoun): luôn đứng giữa động từ và tiểu
từ. … turn it off, try them on… S + V + O(P)
b. Động từ không thể phân cách (unseparable phrasal verbs): túc từ luôn đứng sau
giới từ. ….Look after parents, look forward to his letter
S + V + Prep + O(n/p)
- Do exercise 2 P.63 Keys: look after, go on , Turn on, looked for, turn off
Discussion (group work) (opitional)
Topic: “What should we do to save energy at home and at school?”
* Possible answer:
- Taking a shower instead a bath. Turning off faucets after use
- Turning off light/TV/cassette..before leaving or when noone listens/watch it
- Using fluorescent lights / neon light (tube) instead of bulbs

- Reducing using electricity appliances such as: TV, cassette, refrigerator,
washing–machine, vacuum cleaner, dryer, iron…


IV. Homework:
- Write as many things you can do to save energy as possible
- Workbook : Do exercises 3 + 4 (P.48 + 50)
- Study “Speak” (P.58) + Find out new vocabulary


Unit 7: SAVING ENERGY
Lesson 2: SPEAKING + LANGUAGE FOCUS 3
(Period 43)
A. Aim of the lesson:
By the end of the lesson, students will be able to understand suggestions and
know how to response to suggestions . To use suggestions to suggest ways to save
energy through group discussion
• Teaching aids: Pictures, or extraboard
• Anticipated problems:
B. Content:
1. Warm up.
Greetings
2. Vocabulary
- Revision
I. Pre- speaking.
- Review the ways to make suggestions.
Suggestion
Response
I suggest + V-ing ..
OK

I think we should…..
That’s a good idea
Shall we…..?
All right
Why don’t we….?
No. I don’t want to
How / What about + Ving ..?
I prefer to …..
Let’s ….
Let’s….
- Ask Ss to make some sentences with the structures above
II. While- speaking.
- Ss Look at the expressions to make suggestions about how to save energy
3a. Eg: I think we should turn off the faucet.
I suggest fixing the faucet
- Ss speak like that with Ex 3a (P.58)- With 8 pictures P.59
* Language focus 3.
a. Making suggestions
( can use suggest/s/ed )
S + suggest + V-ing…. ,
S + suggest + that + S + should + V….. (should được bỏ và vẫn V(bare))
- Mệnh đề theo sau “suggest” có thể ở thì hiện tại giả định/bàng thái.(có dạng
giống dạng đơn giản / gốc) Eg: He suggested that Bill do a lot of exercises
- Ngoài ra còn có một số mẫu câu đề nghị như: Chúng ta …. nhé/đi.
- I think we should + V(bare)….
- Shall we + V(bare) ….? = Why don’t we / you + V(bare)…?


= Let’s + V (bare) … = How/ what about + V–ing ….?
b. Respond:

-Ok / All right./That’s a good idea./Yes, let’s./ Sounds interesting./Great.Go ahead.
-No, let’s not. / I don’t think it’s a good idea./No.Why don’t we + V …?
- Ss look at the expressions in the above tables and pictures in the section a (P.58)
to make suggestions about how to save energy.
Ex: Picture a: I think we should turn off the faucet. I suggest fixing the faucet.
- Ss use those structures to make sentences using the pictures (P.59)
b. I think we should turn off the gas fire/ gas cooker. I suggest repairing the
cooker.It may be broken.or I suggest turning off the gas fire / gas cooker
c. Why don’t we switch off the electric fan.I suggest switching off the … fan
d. I think we should turn off the air conditioner when no one is in.
e. Why don’t we turn off the TV and the lights (when no one watches it.)
f. I suggest fixing the faucet in the bathroom. / turning off the faucet.
g . I think we shouldn’t go to school by motorbike./ we should go by bike instead of
(going by) motorbike
h. Let’s go to school by bus or bicycle./ use the public buses.
III. Post -speaking.
Practice suggesting and responding what they are doing to save energy for
class.
Example: Picture a ( Section b – P.59 Textbook)
A. Why don’t we replace ordinary light bulbs with energy-saving bulbs to save
energy?
B. That’s a good idea
A: How about making posters on energy saving and hanging them around our
school?
B: Great! Let’s do that.
A: I suggest going to school by bike instead of going by motorbike to save
energy.
B. – C – D (the same A/E)
h. A: I think we should go by bus instead of going by motorbike.
B. – C – D (the same a / e )….

IV. Homework.
- Practice speaking (P.58-59)
- Language focus: Do exercise 3 (P.64)
- Workbook: Ex 5-6 (P.49-50)
- Find out new vocabulary in “LISTEN”


Unit 7: SAVING ENERGY
Lesson 3:
LISTENING
(Period 44)
A. Aim of the lesson:
By the end of the lesson, Ss will be able to understand and know how to do 2
common listening tasks: True or false and gap filling. To get general knowledge
about one kind of alternative energy: solar energy.
• Teaching aids: Pictures, or extraboard
• Anticipated problems:
B. Content:
1. Warm up.
Greetings
- Questions and answers: Ask Ss questions about solar energy.
What is solar energy?
What are advantages of solar energy?
Is solar energy operated in V N?
2. Vocabulary
- solar (A) belongs to the sun:
thuộc mặt trời
- solar energy (n) energy received from the sun.:
năng lượng mặt trời
- nuclear power (n) power derived from nuclear energy. năng lượng hạt nhân

- solar panel (n) device like walls or doors for receiving solar radiation
tấm kim loại để tiếp nhận năng lượng mặt trời/ pin mặt trời
- install (v) (sit)
cài đặt, lắp đặt (hệ thống máy móc)
- source of energy (n) (trans)
nguồn năng lượng
- effective (A)
có hiệu quả ,cú kết quả-> effectively (Adv)
* Checking:
R- O- R
I. Pre - listening:
1. T/F statements: (P.60 - 4.a) Listen to the news on solar energy and decide
whether the statements are true or false
1. Solar energy can be cheap and clearn.
2. Most of our electricity now comes from nuclear power.
3. The solar energy that gets to the Earth can not provide enough power for the
world’s population.
4. Solar energy can be used on cloudy days.
5. All building in Sweden will be heated by solar energy in 2050
II. While - listening:
- Ask Ssto listen and then check their T/F statements.Ask Ss compare the answers
with a friend.
- Ss listen again if necessary. Feedback and give the correct answers.
Key: True: 1 , 4.


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Unit 7: SAVING ENERGY
Leson 4: READING + LANGUAGE FOCUS 1
(Period 45)

A. Aim of the lesson:
By the end of the lesson, students will be able to read a text to understand
how North American and European countries are saving electricity.
• Teaching aids: Pictures, or extraboard
• Anticipated problems:
B. Content:
1. Warm up.
Greetings
-Teacher asks students to order the appliances (after they answer the questions:
Which one uses the most electricity per house? And which one uses the least?)
- Keys: Most: drier, iron, fridge, T.V, computer, fan, bulb, CD player
Least: (watts/hour):1,200 - 920 - 725 - 133 - 120 - 55 - 40
- 13
*Dictation (optional): Careless carrie came home at 6 p.m. She turned on the
fluorescent in her room. She watched 3 hours of T.V and then she took a cold hair
shower. She spent half hour drying her hair with the dryer. At 10:30 she went to
bed. She turned off the light but turned on her CD player and played her favorite
CD for one hour.
- How many watts of electricity did Careless Carrie used?
- What should Carrie do tomorrow to sacve electricity?
2. Vocabulary.
- luxury (n) >< necessity
hàng/sự xa xỉ
- consumer (n) :user of product or service :
người tiêu dựng
- efficiency (a): (sit/expl)
hiệu quả,năng/hiệu suất cao,
- conserve (v) =preserve
bảo tồn/giữ gìn
- innovation (n) bringing in new ideas….:

sự đổi mới,sáng chế mới
- tumble drier/dryer(n) machine that drys hair..:
máy quay sấy khô quần áo giặt
- scheme (n) (trans) = plan
kế hoạch,
-ultimately(adv)= finally: xét hiệu quả cuối cùng, cuối cùng,xột về lõu về dài
* Checking:
R- O- R
I. Pre-reading:
1. Pre–questions.
a. Which continents are mentioned in the text?
b. Are electricity, gas and water luxuries or necessities?
c. Do people want to reduce them or only want to save money by using more
effective (electricity) appliances?
II. While-reading:
- Ask Ss to read the passange quickly and answer the pre-questions


- Give the correct answers:
a. America and Europe
b. They are necessities.
c. People want to save money by using more efective appliances
Ex1: Choose the best summary of the passange (Section a – P.61)
1.Energy–saving bulbs should be used to save electricity.
2.In Western countries electricity, gas and water are necessities
3.North American an European countries are interested in saving money and
natural resources
4.Labling schemes help save energy
*Key: 3 - Explaination: The 3 is the best answer because three others are too
specific. They only cover one part of the passange

Ex2: Answering questions (Section b – P.61) (With correct answers)
1.Westen consumers are interested in products that will not only work effectively
but also save money
2.We can use energy saving bulbs instead of ordinary 100 watts bulbs to spend less
on lighting
3.She will pay US$2 for lighting if she uses energy-saving bulbs instead (Because
these bulbs use a quarter of the electricity of standard bulbs)
4.It helps the comsumers know how much energy efficiency the appliances are
5.Because when we save energy, we’ll save money and conserve the Earth’s
resources
III. Post-reading:
1. Discussion: Why should we save energy? – save money,conserve the Earth’s
resources, protect environment, prevent natral disasters….
* Language focus1: Connectives: and, but, because, as, so, therefore, however
* Từ nối: and, or, but, so còn được gọi là tập hợp liên từ(co-ordinating
conjunctions) được dùng nối hai từ, hai cụm từ hay hai mệnh đề cùng loại, chức
năng hay cấu trúc.
a. AND: và: dùng thêm thông tin bổ sung (additional ideas)
b. OR: hoặcdiễn tả sự lựa chọn. - OR (ELSE): (nếu không) diễn tả điều kiện.
c. BUT: nhưng: nối hai ý tương phản nhau. He’s fat but his brother isn’t.
d. SO: (vì thế, do đó,nên) diễn tả hậu quả. He’s busy, so he can’t help you.
e. THEREFORE – HOWEVER: (Adv)
- Therefore: do đó, vì thế đồng nghĩa với: SO, chỉ hậu quả ( nó có thể theo sau dấu
phẩy(a comma), dấu chấm phẩy(a semi-colon), hoặc dấu chấm câu (a period) hoặc
sau chủ từ. He’s busy ; /./, therefore he can’t help you
- However: tuy nhiên. Diễn tả sự tương phản, đồng nghĩa với: BUT, nhưng luôn
luôn nối liền hai mệnh đề. He’s over seventy ; however, he’s still active.
- Do exercise1 P.62-63

IV. Homework:
- Redo Exercises in section a - b (P.61). And Read and translate the reading
- Workbook Ex 1-2 P.47
- Find out new vocabulary in “Write” (P.61-62) and study the formal


Unit 7: SAVING ENERGY
Lesson 5: WRITING
(Period 46)
A. Aim of the lesson:
By the end of the lesson, students will be able to write a short, simple speech
with clear organization and present it in front of the whole class.
• Teaching aids: Poster, extraboard
• Anticipated problems:
B. Content:
1. Warm up.
Greetings
Guessing game: It’s a noun ( a 6–letter–noun). It’s your expressing ideas with
your mouth. It comes from the verb of “speak” -> SPEECH
2. Vocabulary.
- (to) sum up
(sit)
tóm tắt
- attention
(expl)
sự chú ý
- detail
( tran)
chi tiết
- conclusion

(sit)
kết luận
- professor
(expl)
giáo sư
- intoduction
(sit)
mở đầu, lời giới thiệu
- draft (n)
(real)
(giấy) nháp
- sheet (n)
(real)
tờ giấy
* Checking:
R- O- R
I. Pre - writing:
1. Matching: - Ask Ss to work individually, match each part of a speech in column
A to a suitable function in column B ( Section a P.61)
Parts of a speech
Functions
1. Introduction
A. summing up what you have said.
2. Body
B. getting people’s attention and telling
them what you are going to talk about.
3. Conclusion
C. giving details in easy-to-understand
language
Keys: 1+B , 2 + C , 3. + A

2. Ordering: - Ask Ss to put the sections in the correct place to complete a
speech (Section b - P61–62)
Keys:
3. Good evening, ladies and gentlemen. I’m Professor Roberts and tonight.
I’m going to tell you how to save money.
2. Most of us use too much gas. You can reduce this amount by:
– Traveling by bicycle or public transport


– Having mechanic check your motorbike regulary.
1. If you follow these simple rules, not only will you save money, but also the
environment will be cleaner.
* Some students practice the speech in front of the class (optional)
II. While- writing.
* These groups (each group – each topic) discuss and write down their speech on
the poster (Each group selects one secretary to write) (Section c - P.62)
*Suggested writing: (etc)
* Reducing garbage
- Good morning, ladies and gentlemen, I’m Professor Hung, President of Friends
of the Earth. I’m going to tell you how to reduce garbage.
-Most of us produce too much garbage everyday. So we can reducegarbage by
• Collecting plastic bags
• Not keeping solid waste with food waste
• Putting different kinds of waste in different places
If you following these simple rules, you’ll not only reduce your garbage, but also
keep the environment cleaner
* Reusing paper
-Good morning, every one. I’m glad to be here this evening. My name is Nam. I
come from grade 9A. I’m going to tell you about reusing paper.
- Most of us produce too much paper. You can reuse paper by:

• Having a separate waste basket for waste paper
• Keeping sheets with single printed page for drafting
- If you follow these rules, not only will you save money,but also the environment
will be cleaner.
* Saving energy in the kitchen
- Hi! everybody. It’s pleasure to be here with you today. My name is Tuan. Our
topic today is ways of saving energy in the kitchen.
- Saving energy is our responsibility. We can save energy in the kitchen by:
• Turning off the lights before leaving the kitchen.
• Preparing food carefully before turning on the stove.
• Keeping refrigerator door closed.
- If you follow these simple rules, you will not only save money but also conserve
the resources.
III. Post- writing:
- Share their writings.
IV. Homework:
- Complete one of these 3 topics above
- Workbook: redo all


- Review Unit 6 -7 to prepare for doing test.