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Câu 1

Read the conversation again and complete the sentences.

Nga is her family's waste.

We more than 2 billion tons of waste every year.

We'll have to live with waste everywhere if we don't start now.

Food waste and kitchen scraps can be turned into for the garden.

We'll help the environment a lot if we stop using .

recyclingsorting outfertilizerdumpplastic bags

(Kéo thả hoặc click vào để điền)

Câu 2

Complete the conversation with a suitable expression.

A: Are these bags expensive?

B: _____

Not at all.
By the way.
I see.
Câu 3

Complete the conversation with a suitable expression.

A: It works like this.

B: Oh, ____.

I see
not at all
by the way
Câu 4

Complete the conversation with a suitable expression.

A: What are you doing?

B: I'm cooking. ________, are you going to Nick's birthday party tonight?

By the way
Not at all
I see
Câu 5

Label the pictures.

soil pollutionwater pollutionair pollutiondeforestation

(Kéo thả hoặc click vào để điền)

Câu 6

Match.

Câu 7

Match the causes with the effects.

Air pollution
makes plants die.
Water pollution
causes hearing problems.
Soil pollution
makes fish die.
Noise pollution
causes breathing problems.
Deforestation
causes floods.