Nature and environment / Conditional I
Put the verbs in brackets into the correct form.
If we …(to pollute) the air with our cars and factories, we … (to have) serious health problems.
Put the verbs in brackets into the correct tense form.
If we … (recycle) old magazines and books, we …(to save) trees.
Put the verbs in brackets into the correct form.
If people … (to get) around on foot, by bike, there …(to be) so much pollution in the air.
Put the verbs in brackets into the correct form.
You ...(to have) to wear a mask, if the air …(not/to be) clean.
If people … (to cut down) thousands of trees, they … (to kill) animals and plants and they will disappear forever.
Put the verbs in brackets into the correct form.
If people …(to stop) throwing rubbish into the seas and rivers, clean water…
( not/to be) a problem.
Put the verbs in brackets into the correct form.
If you …(to turn) off the lights when you leave a room, we …(to reduce) the use of energy.
Choose the correct answer
Choose the correct answer:
What is this?
The rule of 3 Rs
We can ... materials instead of throwing them away.
Our climate is changing. The world is becoming ... .
We must ... endangered species of plants.
Natural disasters:
How do people destroy our planet ?
If we ... animals, we ... them chance to survive.
If people ... after picnics, there ... less litter.
Which ecological problem is it?
What is garbage?
Nowadays there are a lot of ___________ animals that can become extinct very soon.
Nowadays everyone should take care about the ... .
It is important to recycle old paper.
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