Its :pron.它的
例句与用法:
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.
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.
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.
The little cat drank its milk and washed its face.
小猫喝了牛奶,又洗了脸.
The baby threw its food on the floor.
那个小孩儿把食物扔到地上了.
而It's = It is
如：
It is a book.