(2) The lives of animals and plants would be really hard. They would really have to adapt to living without water or they would die. They would probably have to get the minerals in water from leaves and grass, but even then where would the leaves and grass get the nutrients and the water?
(3) To keep the water in our lives we would need to save the earth. We need to protect our water sources so that we don't all die because we used up all the water. You don't want to die, do you?
(4) I think that water is an interesting topic because even if we all think we know about water, I can bet you that you don't even know half the stuff about it. I think that it is an interesting comment because I think it is just really interesting. You should try to learn more stuff about water too.
(5) It would be important for scientists to study water so they could tell what nutritional values it has in it. They could tell if it is dangerous and bad for us or healthy and good. I think that water is a really important factor of all our lives.