Combine the sentences using conditional sentence type 1 and the words given:
6. You don’t write on both sides. You waste your paper.
You………………………………….
7. We use recycled products. We won’t harm the environment.
We………………..
8. People breathe polluted air. They suffer from lung diseases.
If………………………………
9. The residents don’t often cycle. There is too much air pollution in this area.
There …………………………………
10. Those companies will receive good feedbacks. They produce reusable bags.
If……………………………………
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