Good Morning
Everybody

UNIT 7: POLLUTION
LESSON 7: LOOKING BACK

I. GRAMMAR:
1. CAUSE : NGUYÊN NHÂN, LÝ DO
* because/ since + clause (S + V + O): vì, bởi vì
Ex: Because the water is polluted, the fish are dead.
*due to/ because of + noun / V-ing / noun phrase: do, vì, bởi vì
Ex: Because of the polluted water, the fish are dead
2. EFFECT : KẾT QUẢ
* so + clause (S + V + O): nên, cho nên
The water is polluted, so the fish are dead
* to cause + sth /to lead to sth/to result in sth:
khiến , dẫn đến
The polluted water causes/ result in the death
of the fish.

* CONDITIONAL SENTENCE TYPE 1
If the weather is beautiful, they will go on a picnic
1. Form:

If-clause

Main clause

If + S + V-s/-es (am/is/are),
(don't/doesn't + V),

S + will/won't + V…
2. Using: Câu điều kiện loại 1 dùng để chỉ hành
động hay sự việc có thể xảy ra ở hiện tại hoặc tương
lai
EX : If it rains, I will stay at home
I will stay at home if it rains.

*CONDITIONAL SENTENCE TYPE 2

If she were a bird, she would be a dove.
* Form:

If clause

Main clause

If + S + V2/V-ed/Was/Were…,
S + would/should/ could/ might + V…
* Note: I/He/She/It + Was/were

* Using:
- Câu điều kiện loại 2 dùng để chỉ hành động hay sự
việc không thể xảy ra ở hiện tại hoặc tương lai.
- Có thể dùng để chỉ lời khuyên
Ex: If I were you, I would see the doctor
immediately.
I would see the doctor immediately If I were you

1. Complete the sentences with the correct form of the words in brackets.

I live on the outskirts of a city in Viet Nam. Three years ago, my
neighbourhood was very clean and beautiful, with paddy fields and green
trees. However, in the last two years, some factories have appeared in my
pollution by
neighbourhood. They have caused serious water (1. pollute) …………...
dumping industrial waste into the lake. The (2. contaminate)
death
contaminated water has led to the (3. die) …………
…………………
of aquatic animals
and plants. Also, tall residential buildings have replaced the paddy fields.
Poisonous
More people result in more cars and motorcycles. (4. poison) …………….
pollutants
fumes from these vehicles are serious air (5. pollute) ……………

2. Write types of pollution in the word web.
Radioactive pollution

noise
pollution

air pollution

Types of pollution
visual pollution

thermal pollution

light pollution

water
pollution

land/soil pollution

3. Rewrite the sentences, using the words in brackets.
1.The noise from the music club is loud, so the residents of the street cannot sleep.
(because of)
The residents of the street cannot sleep because of the loud noise from the music
club.

2. Vy had a stomachache because she ate a big dinner. (since)

Vy had a stomachache since she ate a big dinner.

3. Because it rained heavily, the road in front of my house was flooded. (due to)

The road in front of my house was flooded due to the heavy
4.rain.
His room is untidy, so his mother is unhappy. (because)
His mother is unhappy because his room is untidy

5. Global warming happens when there is too much carbon dioxide (CO2) in the
atmosphere. (causes)
Too much carbon dioxide (CO2) in the atmosphere causes global warming.

4. Put the verbs in brackets into the correct form
won't be possible to save the Earth if we (not take)
1. It (not be) …………...
don't take action now.
……...........
continue
2. If the world temperatures ……………….
(continue) to rise,
will.......................
be
there
(be) less snow.
would wear earplugs when
were
3. If I (be) ……………..
you, I (wear) …………………..
going to the concert.
do
will see (see) big
4. If we ………
(do) nothing to stop global warming, we …………..
changes in the future.
travel to work if you
would you (travel) ……………
5. How …………..
didn't have this motorbike?
(not have) …………….......
wouldn't be any
6. Our garden is so beautiful. There (not be) ………………….
didn't take care of it every day
flowers if my sister (not take care) ……………………

5. Complete the sentences, using your own ideas.
1. If I were an environmentalist,I would save the world.
2. If our school had a big garden, I would plan a lot of flowers.
3. If the lake wasn't polluted, there would be many fishes alive.
4. If we have a day off tomorrow, we will go to the zoo.
5. If you want to do something for the planet,
you should stop dropping the litter first.

- Redo exercises in Looking back in your
notebooks
- Prepare the new lesson :
UNIT 8. LESSON 1. GETTING STARTED