问题描述：
Chen Jie:where are you going? Robin:1( )the bookstore. Chen Jie:2( )to buy? Robin:I'm doing to buy some comic book. Chen jie:When are you doing? Robin:3( ).
最佳答案：
1、I'm going to?
2、 What are you going?
3、 I'm going to buy some? newspapers? for my father。