play
let sb.do sth.让某人做某事,所以选动词原形play那We play football every day 是对的咯？是的，这个是一般现在时，当主语是非第三人称单数( we, you ,they 等），动词用原形 playHe playing football every day 是对的么？不对，应该是： He plays football every day.