Jawaban:

1.  What will happen if you get into a fight?

You :  If I get into a fight  i will get scolded by my parents and have to take care of my bruises alone

Your friend : If he/she gets into a fight , she will cry and tell the teacher about what happened  to her.

2.  What will happen if you don't stop polluting the earth?

You : If I don't stop polluting, the environments around me will get even worse than it already is.

Your friend : If he/she doesn't stop polluting, he will making  some creature hard to live

3. What will happen if the world's population keeps increasing?

You : If the world's population keeps increasing, there will be no job field to apply to

Your friend  : If the world's population keeps increasing, some of the countries will get over-populated and making it crowded also it gives some adverse impacts to the environments

semoga dapat membantu ya

:D