一般现在时,(动词原形 或者he/she加s)He opens the door
一般过去时 (ed,不规则的比如,go,变went,run,变ran)He opened the door
现在进行时,(ing)He is jumping ropes
现在完成时,(have+动词ed has+动词ed)I have finished my homework
过去完成时,(had)She told me that she had finished her homework
过去进行时,(was watching,were watching) I received a phone call while I was watching TV
一般将来时 (will,going to)I will do my homework after dinner
参考资料:我的脑袋