TO GET THE BEST SCORE, THE TWO TEAMS HAVE TO COMPETE AGAINST EACH O...

3. - KIEM TRA HOC KI I SO 1E7 NAM HOC 20122013
Lớp 7 Tiếng Anh KIEM TRA HOC KI I SO 1E7 NAM HOC 20122013
3. To get the best score, the two teams have to compete against each other.