求出算式$\frac{0.12345...1997}{0.515049...1996}$在表示为小数时，小数点后的第一、二、三位数字．

Jan：I have new photos of my family, but they're not very good. This is my sister…
Mark：Where is she?  Is she at the library?
Jan：No, she's in the living room. She s doing her homework. And that s my brother.
Mark：Is he doing his homework, too? What's he eating?
Jan：He's watching a scary movie on TV and eating french fries.
This is a picture of my aunt and my mother.
Mark：Is that -your mother in the pool?
Jan：No, that's my aunt. My mother can't swim. And this is my mother and my aunt at the shop. They really like shopping and eating at the shop. Mark: Interesting photos.

现实生活中，我们的一切活动都离不开货币。下列对货币认识正确的是（   ）

如图所示，O为直线AB上一点，OM平分∠AOC，ON平分∠BOC，则图中互余的角有（　　）