Jack met his old neighbour (邻居) Mary outside the library.
Jack: Hello, Mary. Are you studying in the library today?
Mary: No, I'm for a book for my little brother Sam. He's over there.
Jack: Wow! Is that Sam? How old is he now?
Mary: He's six.
Jack: I remember he was two years ago.
Mary: He's 1.3 metres now. He is much than before.
Jack: That's great!
Mary: He's 30 kilograms now.
Jack: Oh! He's than my little sister. She's five.
Mary: Really? Before, Sam at home. He was quiet.
Jack: How about now?
Mary: Now he is active. He every day. It is his favourite sport. He loves to , too.
Jack: Cool! I'm so happy to meet you and Sam. Shall we take a together?
Mary: Sure!
