its

名词 it:

1. the branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information
   同义词：information technology, IT

1. When the horse had finished the race, its sides were wet with foam.
   这匹马结束比赛时，它的脊背被汗水湿透了。
2. The 50p coin has a crowned lion on its reverse.
   50便士硬币反面的图案是个戴皇冠的狮子。
3. I don't know the price of the dress; its ticket has fallen off.
   我不知道这件衣服的价钱，它的标签掉了。
4. The little cat drank its milk and washed its face.
   小猫喝了牛奶，又洗了脸。
5. The baby threw its food on the floor.
   那个小孩儿把食物扔到地上了。

its

adj.（形容词）
it的所有格形式
Used as a modifier before a noun:
作定语：在名词前用做修饰语：
例句：
The airline canceled its early flight to New York.
该航空公司取消了飞往纽约的早班飞机

来源：
Alteration of it`s
it`s的变化
it
it
-`s
-`s

Its, the possessive form of the pronoun it, is never written with an apostrophe.The contractionit`s (for it is or it has ) is always written with an apostrophe.
Its 是代词 it 的所有格形式， 从来不用上标点，而缩写形式it`s （代表 it is 或者 it has )通常都要与上标点连用