Ex. 3 p. 48 Find phrases in the dialogue which mean: Take a look at this. -why don't we take part?-That's OK with me.-i have something to do.- Is 9:30 OK with you?

Why do we need water. water is all , water is life. water is needed not only to drink, but also to go to swim in the pool, cook food, and to just wash your hands. but how do we preserve it, some will ask this question ! ? in fact, it's simple. just when you wash the dishes, fruits, vegetables and anything including water not at full capacity, and a small trickle. it is important not to forget to turn off the water when you leave. well the truth is, if you think well, that you have left the water is turned on, and anyone else but you, too, forgot to turn off the water. then how much water will go nowhere! but if it is to do each, all the rivers, lakes, reservoirs and desolate no water left at all. but man can not live a day without water. it's not so difficult to close the tap, and when all the people of the earth will do this, we save all the water on our planet. after all, water is our life. save water!