1.If we cut down all trees there will be floods.

2.If we plant more tree the neighbourhood will be greener

3.If the river polluted,fish will be die.

4.If we use buses ,we will reduce pollution.

5.Do you stay at home this weekend?

6.If we cycle to school everyday we will keep  air clean and fresh.

7.If we recycle old newspapers,we will save a lot of trees.

8.If people plant more trees in the area there will be no floods.

9.If we keep hunt animals,they will disappear soon.

10.If people cycle more,there will be less pollution.

Study well!

VII

1. If we cut down all trees, there will be floods.

2. If we plant more trees, the neighbourhood will be greener.

3.If the river is polluted, fish will die.

4. If we use buses, we will reduce pollution.

5. Will you stay at home this weekend?

6. If we cycle to school every day, we will keep the air clean and fresh.

7. If we recycle old newspapers, we will save a lot of trees.

8. If people plant more trees  in the area, there will be no floods.

9. If we keep hunting animals, they will disappear soon.

10. If people cycle more, there will be less pollution.