Water, without which we cannot live, exists in the form of liquid, gas or solid.
没有水，我们就不能生存，水以液体、气体或固体的形式存在。
The colourless gas without which we cannot live is called oxygen.
这种五色的气体叫氧气，离开了它我们就不能生存。
We compare nature to the mother of mankind, because we get almost everything from her. We cannot live without natural food such as rice and corn.
我们将大自然比作母亲，因为我们从大自然中得到几乎所有东西；
We compare nature to the mother of mankind, because we get almost everything from her. We cannot live without natural food such as rice and corn.
我们将大自然比作母亲，因为我们从大自然中得到几乎所有东西；
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