it's和it is的区别
its和it is意思是一样的，its是it is的缩写形式，意思都是“它是”。
例句
Its the worlds biggest computer company.
它是全球最大的计算机公司。
Its among the poorer countries of the world.
它是世界上的贫穷国家之一。
It\'s very important to me that you should be there.
你应该到场，这对我很重要。
Come on ─ it\'s make your mind up time!
嗨！你该作出决定了！
It\'s about this high.
大约有这么高。