大小单双倍投计划

简介：After lunch, Su Can and others went to play basketball for a while. Cheng Keshu and others asked Liu Lei to go to the sports room to get badminton and rackets. Although the sports room was closed on Saturdays, Liu Lei was the captain of the physical training team after all. He had the key to the sports room, so he used Liu Lei's back door to easily get the badminton racket.