1.If we heat ice it turns into water.
2.Ice turns into water if we heat it.
3.If you mix the red and yellow colours, you get orange.
4.You get orange, if you mix the red and yellow colours.
5. Yes, these situations are always true.
6.They are facts.
7. What is the time of the situation? - It's Present Simple plus Future Simple.
8.If I go out with my friends tonight, I won't watch the football match on TV
9.I will earn a lot of money If I get that job.
10.If she doesn't hurry, we will miss the bus.
11.Oil floats if you pour it on water.
12.If I have some spare time next weekend, I will go running.
13.Unless you leave now, you are late.
14.If you ask for information politely, people normally help you.
15.If Andrew save enough money, he will buy a new computer.
16.If air become warm, it rises.
1.If we heat ice it turns into water.
2.Ice turns into water if we heat it.
3.If you mix the red and yellow colours, you get orange.
4.You get orange, if you mix the red and yellow colours.
5. Yes, these situations are always true.
6.They are facts.
7. What is the time of the situation? - It's Present Simple plus Future Simple.
8.If I go out with my friends tonight, I won't watch the football match on TV
9.I will earn a lot of money If I get that job.
10.If she doesn't hurry, we will miss the bus.
11.Oil floats if you pour it on water.
12.If I have some spare time next weekend, I will go running.
13.Unless you leave now, you are late.
14.If you ask for information politely, people normally help you.
15.If Andrew save enough money, he will buy a new computer.
16.If air become warm, it rises.
Неземно-воздушная среда
Объяснение:
Биологическая среда обитания,находящаяся на поверхности земли и в нижних слоях атмосферы.Большая часть эукариотов обитает именно в этой среде.Здесь распространена большая часть животных, растений,некоторые грибы, простейшие и бактерии