Câu 1

Decide if each sentence is Compound sentence (CP) or Complex sentence (CL).

(Nhấp vào dòng để chọn đúng / sai)
Pollution harms the environment, and we should work to reduce it.
Water pollution can make people sick, so clean water is essential.
Cleaning up polluted areas takes time and effort, but it's necessary.
As vehicles burn fuel, they release harmful emissions.
Câu 2

Decide if each sentence is Compound sentence (CP) or Complex sentence (CL).

(Nhấp vào dòng để chọn đúng / sai)
Although the air looks clear, pollution can still be harmful.
Because factories release pollutants, the air quality worsens.
Plastic pollution is a global issue, and we should use fewer plastic products.
We mustn't litter in the park so that we can keep it clean and beautiful.
Câu 3

Fill in the blanks to complete the sentences.

1. we plant trees, we can help reduce air pollution.

2. I want to plant more trees in my backyard, I can provide a home for birds and squirrels.

3. it's convenient, single-use plastic harms the environment.

4. I turn off the lights when I leave a room I can save energy.

soandThoughIfso that

(Kéo thả hoặc click vào để điền)

Câu 4

Fill in the blanks to complete the sentences.

1. You can volunteer for a local cleanup event, you can organize one with your friends.

2. They pick up litter in the park it stays clean.

3. Cars produce harmful emissions, we must find cleaner alternatives.

4. We must find ways to reduce pollution it's difficult.

asorso thatalthoughand

(Kéo thả hoặc click vào để điền)

Câu 5

Choose the correct answer.

We use public transportation ___________ we don't contribute to air pollution.

in order to
although
but
so that
Câu 6

Choose the correct answer.

We should not litter in parks ___________ it makes them dirty and harms nature.

unless
because
or
so
Câu 7

Choose the correct answer.

We should protect our oceans, ___________ they are home to diverse marine life.

for
because
so
and
Câu 8

Choose the correct answer.

Turn off the lights when you leave the room; ___________, you'll waste electricity.

therefore
however
otherwise
although
Câu 9

Choose the correct answer.

Cars emit harmful gasses, ___________ we can use public transport.

for
or
yet
so
Câu 10

Choose the correct answer.

___________ we plant trees, we can help reduce air pollution.

Though
Unless
Because
If
Câu 11

Choose the correct answer.

___________ factories release chemicals into the water, it can poison fish.

Because
Unless
However
When
Câu 12

Choose the correct answer.

You can use a cloth bag for shopping ___________ you reduce plastic waste.

for
but
if
so that
Câu 13

Choose the correct answer.

Use a reusable water bottle ___________ reduce plastic pollution.

in order that
in order to
so that
so as
Câu 14

Choose the correct answer.

Pollution harms wildlife habitats, ___________ we should protect them.

or
for
and
but
Câu 15

Choose the underlined part that needs correcting.

We should avoid using harmful chemicals in order to protecting the environment.

using
in order
protecting
the
Câu 16

Choose the underlined part that needs correcting.

We should not litter in parks for it makes them dirty and harms nature.

should not
in
for
dirty
Câu 17

Choose the underlined part that needs correcting.

Many people enjoy gardening, so it's a great way to grow your own fruits and vegetables.

gardening
so
to grow
fruits
Câu 18

Choose the underlined part that needs correcting.

Let's use public transportation more often in order to we can decrease air pollution.

use
more often
to
air pollution
Câu 19

Choose the underlined part that needs correcting.

I prefer walking in the countryside, though it allows me to connect with nature.

walking
though
allows
to connect
Câu 20

Write ONE word to complete the sentence.

Reducing pollution benefits the planet, let's make eco-friendly choices.

Câu 21

Write ONE word to complete the sentence.

we don't take action, pollution will continue to harm us.

Câu 22

Write ONE word to complete the sentence.

People use cars for transportation, this contributes to air pollution.

Câu 23

Write the correct answer to complete the sentence.

I take short showers I don't waste water.