its a pleasure 和its my pleasure 和my pleasure都怎么用啊?

its a pleasure 和its my pleasure 和my pleasure都怎么用啊? its和it's.到底是its my pleasure,its a good idea,还是it's my pleasure,it's a good idea i should be its my pleasure Its a cl_____dy today. for a bitch its for a bitch its Its a wonderful day! its a shame my pleasure与its my plearsure什么区别. it 和its It's a bird.Its name is Polly.为什么填It's和Its juding a book by its Its one of a kind its like a monkey.中文 英语its,a,secret是什么意思 its a book啥意思 its和it`s区别 Its a snow day和Its a snowy day有什么区别?我是填snow还是snowy?