Unit 11 Our greener world Lesson 3 A closer look 2

Combine each pair of sentences below to make a conditional sentences-type 1.. 1.We pollute the air.[r]

Unit 11: Our greener world

Lesson 3: A closer look 2

I - Grammar

Conditional sentences – type 1

I - Grammar

1 Listen again to part of the conversation from Getting

Started Pay attention to the conditional sentences – type 1

Nick: Yes, I do It's better than a plastic one because it's made of

natural materials If we all use this kind of bag, we'll help the

environment

Mi: I see I'll buy a bag for my mum Where can I buy it?

Nick: They sell a lot of these bags at the check-out

Mi: Thanks Are they expensive?

Nick: Not at all By the way, you're also 'green' You're cycling

Mi: You're right If more people cycle, there will be less air pollution

Right?

I - Grammar

2 Write the correct form of each verb in brachets.

1

If it (be)……… sunny next week, we (plant)……… the vegetables

2

If we (recycle)……… more, we (help)……… our Earth

3

We (save)……… a lot of trees if we (not waste)……… so much paper

4

More people (have)……… fresh water if we only (use) ……… the water we need

5

If the river (not be)……… dirty, there (be)……… more fish

recycle will help will save don’t waste

isn’t will be

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3 Match an if-clausein column A with a suitable main clause in

column B

1 If people have a shower instead

2 If she likes this ‘green’ shopping

3 If we plant more trees, c They will save a lot of water

5 If you see someone throw

I - Grammar

4 Combine each pair of sentences below to make a conditional sentences-type 1.

1.We pollute the air We have breathing problems.

2.People pollute the water A lot of fish die.

3.We cut down trees in the forest There are more floods.

4.The soil is polluted Plants die.

5.There is noise pollution People and animals have hearing

problems.

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5 Use your own ideas to complete the sentences below Share your sentences with a classmate Do you have the same

sentences.

1.If you walk to school,………

2.If you use recycled paper,……… 3.If the Earth becomes hotter,……… .

4.If parents teach their children about the three Rs,

………

5.If you want to save a lot of electricity, ………

………

You will help reduce air pollution

You will save frees

The sea level will rise

Children will help the environment

You will have to turn off all the lights before going

I - Grammar

6 Fun matching