补全对话A:Wow!IthinkYaoMingismyfavoritebasketballplayer.
A:Wow!IthinkYaoMingismyfavoritebasketballplayer.B:A:Whenhewasalittleboy.B:A:Hehasbeenplayingforovertenyears.B:A:Hisparentstaughthimwhenhe'sachild.B:A:Theywerebasketballplayersbeforehe'sborn.B:A:HeplayscenterfortheHoustonintheNBA.