One percent of the solar energy that reaches the Earth is enough to provide power (3) the total population. Many countries are already using solar energy[r]
Trang 1EXERCISES FOR UNITS 6 & 7 – GRADE 9
UNIT 6
* Conditional sentences (Câu điều kiện)
Type 1: Real condition
Simple present
S + V/ V-s/ V-es
Simple future
S + will + V (bare-infinitive) can
* Adjective + that clause
* Adjective clauses of reason : as/ since/ because + clause
* Adverds of manner:
Adj - ly Adv
extreme extremely
I Choose the correct word or phrase (A, B, C, D) that best fits the space in each sentence:
1.They shouted and looked at me when I broke the vase
2 He is tired _ he stay up late watching TV
3 We are talking about the preservation of _ resources
A natural B naturally C nature D naturalize
4 Is he really _ that you can’t come there?
A disappoint B disappointed C disappointing D disappointment
5 It is our policy to forest and increase forestation
A protect B protecting C to protect D protected
6 I suggest to the movie
7 They made their living by _ fish in the ocean every day
8 I will be if she manages to sell that motorbike at a high price
Lưu ý: Phụ huynh nhắc HỌC SINH đọc nội dung trọng tâm này, kết hợp với sách giáo khoa
xem bài trong thời gian nghỉ
Trang 2A surprise B surprised C surprising D to surprise
9 If you know where she lives, please let me
know
10 If you live in this small town, you earn much money
11 Unless you understand, I _ explain it again to you
12 If he _ a student, he will get a discount
13 Because plastic bags are very hard to _ , they will cause pollution
14 If people public transport, there will be less pollution
15 Minh’s English is excellent He speaks
A perfectly English B English perfectly C in perfect Enlish D English perfect
16 If you go doing that, you’ll end _ in serious trouble
17 Crops are sprayed with to kill insects
18 What about used paper, bottles, and cans every day?
A collect B collecting C to collect D to collecting
19 If the sea water couninue to be polluted, many fish species extinct
become
20 _ is the process of removing the trees from an area of land
Deforestation
II Use the correct form of the word given in each sentence:
1 The old man walked to the park (slow)
2 The air in the city is very .(pollute)
3 Please listen to the lecture (care)
4 _ If the continues, what will happen? (pollute)
5 In order to keep our environment ,
we shouldn’t drop litter in public places.(pollute)
Trang 36 _ What is responsible for the problems
in your city? (environment)
7 _ Use public transport or we won’t
_ pollution (minimum)
8 _ If we the water, we won’t have fresh water to use (pollution)
9 _ I’m that people have spoiled this areA (disappoint)
10 _ I look forward to good responses from your
company (receive)
11 She declined his invitation (polite)
12 I think the careless drivers should
be fined (heavy)
13 If we go on littering, the
environment wil become polluteD ( serious)
14 _ She broke the vase because she was
(care)
15 We can protect the environment by air
pollution (reduction)
16 We’ll make the beach again (beauty)
17 They use to catch fish (electric)
18 _ You can the amount of gas by travelling by bicycle or public
transport (reduction)
19 He is going to all the bags (collection)
20 Some volunteer help to clear up the beach (conserve)
III Rewrite each of the following sentences in another way so that it means almost the same as
the sentence printed before it:
1 Why don’t we go for a picnic on the weekend?
Let’s _
2 Let’s go to work by bus
What about
3 Nga is a good English speaker
Nga speaks
4 Unless you get a visa, you can’t visit the United States
If you
5 If you don’t succeed, you’ll have to try it again
Unless
6 I suggest collecting unused clothes
Let’s
7 She failed in the exam because she was lazy (because of + noun phrase)
She
8 Hard work leads us to success
If _
9 Hoa broke the cup She was careless (since)
Since
10 We were disappointed She didn’t keep her promise (Adj+ that- clause)
We
Trang 4UNIT 7 Structures:
S + suggest + V- ing
S + suggest + (that) + S + (should) + V (bare- infinitive)
I Use the correct form of the word given in each sentence:
1 The drivers have left lots of garbage on the ground
after their (refresh)
2 The sun can be an sourse of power
(effect)
3 A new air- conditioner will be this afternoon
(installation)
4 _ energy doesn’t cause pollution (sun)
5 There is a faucet in your
kitchen.(drip)
6 _ Scientists are looking for an effective way to
reduce energy _ (consume)
7 _ The new machine he bought last week
works _ (effective)
8 _ Let’s have an mend the iron (electric)
9 _ _, he finished his work (ultimate)
10 _ I’m about my final exam (worry)
11 _ ’s main concern is the quality of a new
product (consume)
12 _ We should save our country’s resources
(nature)
13 _ Her appearance is today We don’t need
her (need)
14 _ Farm are always exporteD (produce)
15 _ Life is always needs a lot of (innovate)
16 _ The of the model attracts us.(efficient)
17 _ They are working , so we are satisfieD
(effect)
Trang 518 _ We can save electricity by the of
ordinary 100- watt light bulbs with energy-saving bulbs.(replace)
19 _ Many household are expensive to run
(apply)
20 _ We were all impressed by the speed and
of the new system (efficient)
II Rewrite each of the following sentences in another way so that it means almost the same as the
sentence printed before it,
1 It’s two years since we last saw Mr Thanh
We haven’t _
2 It was raining, so we decided to postpone our camping
Since
3 The river is too dirty for us to swim in
As
4 She couldn’t join us because she was busy
She was busy, so
5 Shall we go to the cinema tonight?
What about
6 Why don’t we use energy-saving bulbs?
I suggest
7 Why don’t we recycle these things?
I suggest (that) these _
8 Work hard and you will pass the exam
If you
9 I think
we should save the energy
I suggest _
10 _“Why don’t you repair the electric fan, Ba?”
She suggested Ba _
Trang 6III Fill in each gap with a suitable word in the box:
energy - money - electricity - machines - by - save - how much -in
For most North American households, lighting accounts for 10 percent to15 percent of the
_ (1) bill However, this amount can be reduced (2) replacing an ordinary 100-watt light bulb with an (3) saving bulb These bulbs use a quarter of the electricity
of standard bulbs and last eight times longer Therefore, consumers can (4) about US$7 to US$21 per bulb
In Europe, there is a labeling scheme for refrigerators, freezers, washing (5) and tumble dryers The label tells the consumers (6) energy efficicency each model has,
compared with other appliances (7) the same category
Ultimately, these innovations will save (8) as well as conserving the Earth’s sources
or - cloud - cloudy - are - electricity - heat - for
At present, most of our (1) comes from the use of coal, gas, oil
(2) nuclear power This power could be provided by the sun One percent of the solar energy that reaches the Earth is enough to provide power (3) the total population
Many countries are already using solar energy Solar panels (4) placed on the roof of a house and the sun’s energy is used to (5) water The energy can be stored for
a number of days, so on (6) days you can use solar energy too