World Cup qualifying, that is, World Cup group qualifying, in a similar sense, in the football match, the remaining 16 teams finally entered the eighth final of the replacement period, and the winning team was called World Cup group qualifying. Group qualifying is actually a breakthrough among many teams. Group qualifying generally appears in sports competitions, especially in football matches.
In general sports competitions, in order to improve the entertainment, the rules of the preliminaries and the elimination system will be set up, and the top teams in the preliminaries can advance to the elimination system. Teams that advance to the elimination system are called qualifying teams, and teams that fail to advance to the elimination system are called elimination teams.
FIFA World Cup Qualifying Rules
Thirty-two teams were divided into eight groups by drawing lots, and each group had four teams to compete. Each team has to play with the other three teams, and only played one game. Four teams in each group played round robin and played six games (A1-A2; a 1-a3； a 1-a4； a2-a3； a2-a4； A3-a4), each game lasts for 90 minutes, and the winning, drawing and losing scores are 3, 1 and 0 respectively. The top two teams in each group advanced to the knockout 1/8 finals, and the *** 16 team was "top 16".