( ) 1、CanI help you? ( ) 2、MayI use your pen? ( ) 3、Are you busy now? ( ) 4、Do you want to keep goldfish now? ( ) 5、Did you have a good time yesterday? ( ) 6、Something to eat? A.Sure. Here you are. B. Some cola, please. C.No, I don't. D.Yes, we did. E.Yes, I am. F.No, thank you.