现在进行时；主语+be动词+doing He is playing football in the playground.他正在操场上踢足球.
http://baike.baidu.com/view/201163.htm
一般现在时：主语+谓语动词 We usually go to school at 7:30. 我们通常7:30上学去.
http://baike.baidu.com/view/360594.html?wtp=tt
一般过去式：主语+动词过去式+其他 I was late yesterday. 昨天我迟到了
http://baike.baidu.com/view/191061.html?wtp=tt
一般将来时：主语+will / shall /+be going to +动词原形
http://baike.baidu.com/view/201104.htm
1. I will / shall go to visit him next week. 下周我将去拜访他.
2.There is going to be a football match this afternoon.今天下午将有一场足球赛