四个数三中三多少组简介：Su Chengye smiled and put the black briefcase back into his room, came out to take a sip of water and said: Let's do this, son, next Thursday, October 1st is National Day, and your school has a three-day holiday.
Su Chengye smiled and put the black briefcase back into his room, came out to take a sip of water and said: Let's do this, son, next Thursday, October 1st is National Day, and your school has a three-day holiday.
