CD121a CD 121
Date: ngaøy thaùng
Time: giôø phuùt ∼ giôø phuùt
Name: ____________________
UNIT 7: SAVING ENERGY
A. Pronunciation
I. Choose the word that has the underlined part
pronounced differently from that of the others
1. a. nuclear b. plumber c. consumer d. reduce
2. a. scheme b. mechanic
c. machine d. chemistry
3. a. reduced b. realised
c. saved d. compared
II. Choose the word that has main stress placed
differently from the others
1. a. power b. solar
c. resource d. nuclear
2. a. energy b. consumer
c. injury d. beauty
3. a. benefit b. commerce
c. value d. convenience
TLBT9 BTCB
1
CD121b
B. Connectives (từ nối)
 Từ nối hay còn gọi là liên từ (conjunction)
là từ được dùng để kết hợp các từ, cụm từ, mệnh
đề hoặc các câu với nhau. Liên từ có thể chia
thành nhiều nhóm:
1. Liên từ chỉ sự thêm vào: and (và)
_ She likes football and volleyball.

_ Mary and John are good students.
2. Liên từ chỉ sự chọn lựa: or (hoặc)
_ Do you like coffee or tea?
_ He or she will go to Paris.
Choose the correct answer
_ She is both beautiful (and / or) graceful.
1. Which one do you choose? The green one
(and / or) the red one?
2. Lan (and / or) Ba are very friendly.
3. He plays volleyball (and / or) basketball.
4. They gave me a form (and / or) told me to
fill it in.
TLBT9 BTCB
2
CD122a CD 122
3. Liên từ chỉ nguyên nhân: because (bởi vì)
_ Lan didn’t go to school because she was ill.
4. Liên từ chỉ kết qua û: so, therefore (vì vậy, do
đó)
 Lưu ý: cách viết “so” và “therefore”:
_ I got up late so I didn’t have breakfast.
Or: I got up late, so I didn’t have breakfast.
 Ta có thể dùng dấu phẩy phía trước nhưng
không dùng dấu phẩy phía sau “so”
_ She failed her Math test. Therefore, she has to do
the test again.
 Ta có thể dùng dấu phẩy phía sau
“therefore”
Choose the correct answer
_ He likes music (so / because) he listens to it

everyday.
1. We didn’t go to the party (so / because) it rained.
2. He didn’t take a taxi, (so / because) he was late
for work.
TLBT9 BTCB
3
CD122b
5. Liên từ chỉ sự trái ngược
a) But: nhưng
_ He is a student but I am not a student.
 Ta không dùng dấu phẩy sau liên từ “but”
b) However: tuy nhiên
_ She was ill. However, she still went to work.
 Ta có thể dùng dấu phẩy phía sau
“however”
Choose the correct answer
_ Tom tried to read the instruction. (However / But),
he couldn’t understand it.
1. He is French (however / but) I am Vietnamese.
2. Nam is tired. (However / But), he has to finish
his work before going to bed.
3. It is raining, (so / however) I can’t go to the
beach.
4. I like ice-cream (but / so) my sister likes to eat
fast – food.
TLBT9 BTCB
4
CD123a CD 123
Fill in the blank with “and / but / so / or /
because / therefore / however”

_ Mai can’t speak French. However, she can speak
English well.
1. Her car was broken, _________ she borrowed
mine.
2. John went to Africa _________ he wanted to
study the wild animals.
3. She is not English. _________, she can speak
English well.
4. She went shopping _________ bought a lot of
clothes.
5. I don’t have a car _________ I have a
motorbike.
6. Which color would you like? The yellow
_________ the blue?
7. She worked late _________ she couldn’t come
to the party.
8. The air is polluted _________ there’s too much
traffic.
9. I have a lot of homework to do. _________, I
can’t go to the cinema tonight.
10. He tried his best. _________, he didn’t pass the
exam.
TLBT9 BTCB
5
CD123b
Use “the connectives” in brackets to rewrite
the following sentences
_ I love to play tennis. I have to complete an
assignment. (but)
→

I love to play tennis but I have to complete an
assignment.
1. Nam got wet. He forgot his umbrella. (because)
_____________________________________
2. Hoa failed her driving test. She has to do it
again. (therefore)
_____________________________________
3. She is beautiful. She is intelligent. (and)
_____________________________________
4. Mark studied very hard. He got good marks. (so)
_____________________________________
5. The house is very beautiful. I can’t afford to buy
it. (however)
_____________________________________
6. We must be early. We won’t get a seat. (or)
_____________________________________
7. Our cases were heavy. We took a taxi. (so)
_____________________________________
TLBT9 BTCB
6
CD124a CD 124
Rewrite the following sentences without
changing their original meanings
_ If you don’t have a visa, you can’t visit the USA.
→
Unless you have a visa, you can’t visit the USA.
1. Unless she prepares the lesson carefully, she
will be punished.
If _____________________________________
2. She’ll go to the market. She’ll buy some sea

food for dinner.
If _____________________________________
3. I’m practising speaking English a lot. I don’t
want to fail in the oral test.
Because _______________________________
4. Do you want to go shopping with me tonight?
Would you like __________________________?
5. Her hair is short and black.
She has_________________________________
6. He drives carefully.
He is a_________________________________
7. The teacher said to Nam, “Don’t wait for me,
please.”
She asked Nam__________________________
TLBT9 BTCB
7
CD124b
Put the verbs in brackets in the correct form
_ Did your parents (buy) buy this house last year?
1. I turned off the record player and (go) ______
out.
2. The house is dirty because we (not, clean)
_________ it for a week.
3. There (be) _________ still lots of snow in the
garden now.
4. I want to talk to Mr. Smith. I (be) _________
here since 7 o’clock.
5. _________ the plane (land) _________ yet?
Yes, it (land) _________ ten minutes ago.
6. The light went out while I (have) _________

tea.
7. She (not, write) _________ to me last month.
8. You should avoid (go) _________ with him.
9. He let me (go) _________ out.
10. Mary is busy with (do) _________ her
homework.
11. John (make) _________ some mistakes in his
test of literature.
12. We (study) _________ almost every lesson in
this book so far.
TLBT9 BTCB
8
CD125a CD 125
Find out the mistake from the underlined words
_ Unless we work harder, we will finish on time.
A B C D
→ caâu C: won’t
1. Nam was ill so he went in the rain yesterday.
A B C D
2. It’s raining. But, they still go out for a drink.
A B C D
3. If Mai will graduate from high school, her
A B
parents will organize a big party.
C D
4. People destroy forests serious so there are many
A B C D
big floods every year.
5. Ann went to school late yesterday, didn’t Ann?
A B C D

6. She felt very exhausted because she must take a
A B C D
rest.
TLBT9 BTCB
9
CD125b
Choose the best answer
1. If we _______ less paper, we _______ trees in
the forest.
a. used – will save b. will use – can save
c. can use – save d. use – can save
2. I get nervous when I had to fly, _______ I
usually drive.
a. because b. however c. so d. but
3. Lan’s eyes are weak, _______, she has to wear
glasses.
a. therefore b. but c. and d. however
4. Jake made me _______ to call him last week.
a. promised b. promise
c. to promise d. promising
5. The film sounds _______.
a. excitement b. exciting c. excitingly d. excite
6. They have to clean the whole area before dark,
_______?
a. do they b. haven’t they
c. don’t they d. have they
7. If we don’t finish our report today, we _______
with it tomorrow.
a. will go on b. go on c. went on d. would go
TLBT9 BTCB

10
CD126a CD 126
Date: ngày tháng
Time: giờ phút ∼ giờ phút
UNIT 7: SAVING ENERGY
C. Making suggestions (đưa ra lời gợi ý, đề nghò)
 Ta có thể dùng các cấu trúc sau để đưa ra
lời đề nghò:
1.

_ I suggest having a party.
→
I suggest that we should have a party.
→
I think we should have a party.
2.
- Shall we + V ….?
- Why don’t we + V….?
- How about + V_ing ….?
- What about + V_ing…?
- Let’s + V
_ Let’s go shopping tonight.
_ Why don’t we go shopping tonight?
TLBT9 BTCB
11
I suggest + V_ing
→ I suggest that we should + V
→ I think we should + V
CD126b
Rewrite the following sentences, using the

structures “think + (that) S + should V”
_ John has got a toothache (go/ dentist)
→
I think that he should go to the dentist.
1. The post office is rather far and you feel tired
(take / a taxi)
I think that______________________________
2. She doesn’t know what to do tonight (go /
shopping)
I think that______________________________
3. You feel very bored (watch / good programs on
TV)
I think that______________________________
4. She worked hard last night (sleep soon tonight)
I think that______________________________
5. He doesn’t visit his grandparents regularly. (visit
them)
I think that______________________________
6. It’s very cold. (turn off the air conditioner)
I think that______________________________
toothache (n) : ñau raêng
dentist (n) : nha só
TLBT9 BTCB
12
CD127a CD 127
Rewrite the following sentences without
changing their original meanings
_ Why don’t we do some reading everyday?
→
I suggest that we should do some reading

everyday.
1. How about buying a good dictionary?
Shall we________________________________
2. What about writing sentences with new words?
Let’s___________________________________
3. I suggest collecting unused clothes for poor
children.
I think that______________________________
4. I suggest that we should organize a show to raise
money.
What about______________________________
5. Why don’t you work harder on your exam?
I suggest that____________________________
6. Why don’t we help these orphans?
What about______________________________
7. Do you want to go out for a change tonight?
Let’s___________________________________
TLBT9 BTCB
13
CD127b
Complete the conversation, using the words in
the box
Why don’t we Let’s
Shall we Could
Mai : What shall we do this evening?
Lan : Well, we haven’t got much money. I think
we should stay at home and watch TV.
Mai : Oh, no! I don’t like to watch TV.
Lan : _________ go out for a drink.
Mai : All right!

Where ________ go?
Lan : We _________ go to the AB cafeteria.
Mai : But the drinks there are very bad.
__________ go to the Lucky cafeteria?
Lan : That’s OK.
Mai : See you at 7 pm.
TLBT9 BTCB
14
CD128a CD 128
Choose the correct answer
_ I suggest (to watch/ watching) a comedy on TV.
1. We should (do / doing) some revision for the
exam tomorrow.
2. Let’s (going / go) to the zoo.
3. What about (visiting / to visit) Mr. John?
4. Why don’t we (practice speaking / practicing to
speak) English everyday?
5. How about (meeting / will meet) together
tonight?
6. Minh is (washing / washes) the car now.
7. He enjoys (playing / to play) football very
much.
8. We haven’t (finished / finishing) the work yet.
9. Did they (go / went) to London last year?
10. She wishes she (is / were) a doctor.
11. She was poor (but / and) she was honest.
12. My best friend (went / has gone) away for 2
days.
13. Diana (met / has met) Simon for dinner last
night.

14. You should (read / reading) stories to improve
reading skill.
TLBT9 BTCB
15
CD128b
Put the verbs in brackets into the correct form
_ He (paint) painted this picture two months ago.
1. We were hungry, so I suggested (have)
_______ dinner early.
2. Would you like (come) __________ to dinner
on Friday?
3. I hope (finish) __________ painting the house
by the end of the week.
4. Les’s (go) __________ home soon.
5. What about (ask) __________ our mother for
some money?
6. I learned to swim when I (be) __________
young. My mother (teach) __________ me.
7. Why __________ we (not, go) __________ to
the concert tonight?
8. We (already / see) __________ this film.
9. Sue can’t go to the movies with us tonight. She
(have to) __________ look after her little
sister.
10. My little sister often (cry) __________ at night
when she (be) __________ a baby.
11. Can you (show) __________ me the way to the
nearest bank?
TLBT9 BTCB
16

CD129a CD 129
Find out the mistake from the underlined words
_ I suggested him going on holiday to Italy, but he
A B C
didn’t agree.
D
→ caâu A : he should go
1. How about to have dinner and then going to see
A B C D
Possible Dreams?
2. William suggested that Peter should complained
A B C
to the company.
D
3. If you practice your English regularly, your
A B
English would improve.
C D
4. You forgot to switch on the washing machine,
A B C
did you?
D
5. Let’s drinking some hot coffee and then finish
A B C D
our work.
TLBT9 BTCB
17
CD129b
Choose the best answer
1. I suggest _______ here about 7:30.

a. that he should be b. that he will be
c. him to be d. him being
2. Many children wish they _______ to Disney
land.
a. can go b. will go c. could go d. go
3. I’ll give you a lift to the airport if _______ in a
hurry.
a. you’re b. you were
c. you’ll be d. you would be
4. He will never advance in his job _______ he
improves his language skills.
a. if b. other wise c. only if d. unless
5. What about _______ at home for a dinner?
a. to stay b. staying c. stay d. stayed
6*. “I suggest going by bus”. “_______”
a. That’s a trip b. That’s a reason
c. That’s a good idea d. Yes, please
7. Talking with friends is a common way of
relaxing at recess.
a. good b. popular c. easy d. difficult
TLBT9 BTCB
18
CD130a CD 130
Arrange the given words in the correct order
_ don’t / together / we / why / dance /?
→
Why don’t we dance together?
1. I suggest / a / tonight / watch / movie / should /
we
_____________________________________

2. think / finish / you / your homework / I / should /
that
_____________________________________
3. we / the Thang Long cinema / don’t / why / go /
to / ?
_____________________________________
4. my father / on / watching / likes / films / HBO
_____________________________________
5. going out / for a picnic / what / tomorrow /
about / ?
_____________________________________
6. go / , shall we? / let’s / shopping / tonight
_____________________________________
7. Daisy / at the market / bought / corn / potatoes /
and
_____________________________________
TLBT9 BTCB
19
CD130b
Word form
Choose the correct answer
_ I find your magazine very (information /
informative)
1. Japan is one of the (industrial / industry)
countries in the word.
2. It’s one of the most (enjoyment / enjoyable)
films I’ve ever seen.
3. He has (recent / recently) bought a new house.
4. We should lock our bike (careful / carefully).
5. Faraday is one of the greatest (inventors /

inventions) in history.
6. If we keep our (environment / environmental)
clean, we can live a (healthy / healthily) life.
7. That’s (wonder / wonderful). I feel (please/
pleased) that you’re working hard.
8. The World Health (organize / organization) is
an international one.
9. He had an accident because he was driving too
(fast / fastly).
10. How is your mother today? She is (good /
well).
TLBT9 BTCB
20