6.If you don't stay here, you won't feel save.

7.If you don't pay electricity bill today, your electricity will be not cut off.

8.If you stop smoking,  your cough may not be worse.

9.If we don't use less fossil fuel, they will be run out soon.

10.If it doesn't stop raining today, we may be faced with a serious flood.

11If you donot do morning exercises regularly, your body won't be fitter. 

12.If we don't renewable energy, we won't have nothing for the future generation.

13.If the climate won't change, we reduce the use of non-renewable energy.

14.If you don't lock all the doors , someone can break into your house.

15.If we don't continue hunting polar bears, they willnot become extinct in near future.

Đáp án:

6 If you stay here, you will feel save

7 If you don't pay electricity bill today, your electricity will be cut off

8 If you don't stop smoking, your cough may be worse

9 If we don't use less fossil fuel, they will be run out soon

10 If it doesn't stop raining today, we may be faced with a serious flood

11 If you do morning exercises, your body will be fitter

12 If we don't renewable energy, we will have nothing for the future generation

13 If we don't reduce the use of non-renewable energy, the climate will change

14 If you Lock all the doors, no one can break into your house

15 If we don't ontinue hunting polar bears, they will become extinct in near future