K
   [ Step Into Reading ] The Great Race
   Kerry Milliron
   Random House
   Paperback + Tape
   32
   9500
버스인 Bertie는 기차인 Thomas에게 달리기 경주를 하자고 제안합니다. 과연 이 경주에서 누가 이길지 책을 읽고 알아보세요.