A、B、C、D四支球队进行足球比赛,每两队都要比赛一场,胜一场得3分,平一场得1分,负一场得0分.已知A、B、C、D三队的成绩分别是A队二胜一负,B队二胜一平,C队一胜二负,那么D队的积分是（ ）

A、B、C、D四支球队进行足球比赛,每两队都要比赛一场,胜一场得3分,平一场得1分,负一场得0分.已知A、B、C、D三队的成绩分别是A队二胜一负,B队二胜一平,C队一胜二负,那么D队的积分是（ ）
A、B、C、D四支球队进行足球比赛,每两队都要比赛一场,胜一场得3分,平一场得1分,负一场得0分.已知A、B、C、D三队的成绩分别是A队二胜一负,B队二胜一平,C队一胜二负,那么D队的积分是（ ）分

A、B、C、D四支球队进行足球比赛,每两队都要比赛一场,胜一场得3分,平一场得1分,负一场得0分.已知A、B、C、D三队的成绩分别是A队二胜一负,B队二胜一平,C队一胜二负,那么D队的积分是（ ）
Sport\x0d
Sport in childhood.Association football ("soccer"),shown above,nike air shoes,is often a team sport which also offers opportunities to nurture social interaction abilities.A sport is an organized,competitive,entertaining,and skillful activity requiring commitment,technique,air jordan shoes,and fair play,in which a winner can be defined by objective indicates.Normally speaking,a sport is really a game based in physical athleticism.Activities such as board games and card games are at times classified as "mind sports," but strictly speaking "sport" by itself refers to some physical activity.Non-competitive activities may well also qualify,for instance though jogging or playing catch are usually classified as forms of recreation,jordan 2010,they may perhaps also be informally known as "sports" as a result of their similarity to competitive games.\x0d
Sports are governed by a set of rules or customs.Physical events like scoring objectives or crossing a line first frequently define the result of a sport.Nonetheless,the degree of skill and performance in some sports such as diving,dressage and figure skating is judged based on well-defined criteria.This is in contrast with other judged activities like beauty pageants and body creating,where skill doesn't have to be shown as well as the criteria aren't at the same time defined.\x0d
Records are kept and updated for most sports at the highest levels,whilst failures and accomplishments are widely announced in sport news.Sports are most typically played just for enjoyable or for the very simple fact that individuals require exercise to remain in fantastic physical condition.Nevertheless,expert sport is a major source of entertainment.Although practices might vary,sports participants are expected to display excellent sportsmanship,and observe standards of conduct like being respectful of opponents and officials,and congratulating the winner when losing.