Unit 7 Saving Energy
Language Focus
1. Mrs Ha got a ………… to check all the water pipes in the house.
CHOOSE THE BEST ANSWER
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plumber
electrician
technician
mechanic
2. A bulb that can save energy is a/an …………………. bulb.
CHOOSE THE BEST ANSWER
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energy - saving
energy - saved
saving - energy
save - energy
3. The energy which is from the sun is ………........
CHOOSE THE BEST ANSWER
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sunlight energy
hot energy
lunar energy
solar energy
4. We can save …………………… by using solar energy instead of coal, gas and oil.
CHOOSE THE BEST ANSWER
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natural resources
old resources
man-made resources
living resources
UNIT 7: SAVING ENERGY
LANGUAGE FOCUS
I. Connectives:( Từ nối)
and do đó
but bởi vì
because vì vậy
or tuy nhiên
so và
therefore nhưng
however hoặc
a) Mrs Quyen bought corn, potatoes …… cabbages at the market. (and/ or)
b) I’d love to play volleyball …… I have to complete an assignment. (and/ but)
c) Nam got wet ………… he forgot his umbrella. (so/ because)
d) Hoa failed her math test. …………. , she has to do the test again. (However/ Therefore)
and
but
because
Therefore
1.Ex1/p62-63:Complete the sentences. Use the correct connectives
e) Do you want Vietnamese tea ……… milk tea? (and/ or)
f) It’s raining, ……… I can’t go to the beach. (so/ however)
g) Ba’s hobbies are playing football………… collecting stamps. (and/ or)
h) Na is very tired. ……………, she has to finish her homework before she goes to bed. (However/ Therefore)
or
so
However
and
1.Ex1/p62-63:Complete the sentences. Use the correct connectives

His family was poor because he couldn’t go to school.
That man is rich. Moreover , he is not happy.
He tried hard and he failed the test.
2. Correct the mistakes in the following sentences.
so
However
but
ii
II. Phrasal verbs: ( Cụm động từ)
turn on:
mo
mở
turn off:
tắt
lô
look for:
tìm kiếm
look after:
chăm sóc
go on:
tiếp tục
Match the phrasal verbs with the correct pictures.
turn off
turn off
turn on
look for
look after
Complete the sentences. Use the right tense form of the phrasal verbs and the pictures
Hanh can’t go to the movies with us tonight. She will have to ………….. her little sister.
b) If we …….. wasting water, there will be a shortage of fresh water in a few decades.
c) “I think I’ve lost my pen. I’ve ………….. it everywhere but I can’t find it anywhere.”
look after
go on
looked for
turn on - turn off - look for - look after - go on
d) “ ………… the TV for me, will you? I want to watch the weather forecast.”
e) Mrs Yen forgot to ………. the faucet when she left for work.
Turn on
turn off
Ex 2/p63. Complete the sentences. Use the right tense form of the phrasal verbs and the pictures
turn on - turn off - look for - look after - go on
II. Make suggestions.(Đưa ra lời đề nghị)

S + suggest + V-ing
2. Ex a /p64 Your class wants to help the poor in the neighborhood of your school. The following ideas may help you.
- collect unused clothes
- organize a show to raise money
- give lessons to poor children
- help elderly people and war invalids with their chores.
1.Ex: I suggest collecting some money
Ex: I suggest collecting unused clothes.
4. Ex b/ 64) Your friend wants to improve his/ her English. The following ideas may help you.
* write sentences with new words
* speak English in class
* buy a good dictionary
* do some reading everyday
II.Make suggestions
S + suggest + (that) + S + should + infinitive
3 Ex: I suggest that you should work harder on your pronunciation
Ex: I suggest you should write sentences with new words.
turn down
give up
look up
Make suggestions for these pictures:
She is very tired;………….. , she has to finish her homework. ( moreover – so – and – however)
however
CHOOSE THE CORRECT WORD:
Remember to turn……the light before going to bed. (of – off – on – up )
off
Nam got bad marks …………. he didn’t study hard
( so – or – because – and)
because
I suggest……… money for the poor people in our neighborhood. ( save – to save – saving – saved)
saving
Your class wants to save energy. Make suggestions
CHOOSE THE CORRECT WORD:
CHOOSE THE CORRECT WORD:
CHOOSE THE CORRECT WORD:
Write suggestions about saving energy
ordinary 100-watt light bulb
energy-saving bulb
a dripping
faucet
solar energy
Homework
- Do the exercises above into your notebooks.
- Review unit 6, 7 for test 3
THANK YOU FOR ATTENTION!
the end
GOOD BYE!