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Refer (câu 1):
If there were no atmosphere around the earth, the temperature would get affected. In the absence of atmosphere, there would be no life, no rains, no winds, no fires and also no ozone layer that would be used as a protection layer against harmful radiations.
refer (câu 2)
Not only does it contain the oxygen we need to live, but it also protects us from harmful ultraviolet solar radiation. It creates the pressure without which liquid water couldn't exist on our planet's surface. And it warms our planet and keeps temperatures habitable for our living Earth.
1. What would happen if dwellers in this city didn't save energy ?
If dwellers in this city didn't save energy, we would run out of energy which is vital to support our lives.
2. What if local authorities didn't control dynamite fishing ?
If local authorities didn't control dynamite fishing, the fishes diversity would be threatened.
3. What if oil tanker leaked ?
If oil tanker leaked, water around leaking area would be polluted.
4. What if poacher killed polar bear for fur ?
If poacher killed polar bear for fur, Polar bear would be extincted some day.
5. What would happen if more and more people used motobikes and cars ?
If more and more people used motobikes and cars, the environment, especially the air would be seriously damaged.
6. What if the Earth were hit by a large comet ?
If the Earth were hit by a large comet, it would explode in many small pieces
7. What if more hotels were built in national parks ?
If more hotels were built in national parks, it would loose the park's sense of tranquil beauty
1. It would cost much for the house owner to pay
2,. The water would be polluted by dead fish.
3.The ocean would be polluted and the marine creatures would die.
4.there would be no more polar bear in the earth.
5.the bicycles would be in the museums.(!!!)
6. there would be a big bang like in the past.
7. hotels in the national park?, there would be less space for wild animals and plants.
Trả lời:
Vì đây là câu điều kiện loại 2