跪求英语四个时态是构成

问题描述:

跪求英语四个时态是构成

一般过去时态:由动词的过去式构成,一般加ed
I played football yesterday.
一般现在时态:由动词的一般现在时都成,前面是第三人称单数,一般将动词加s
I often go to school by bike
一般将来时:will+动词原形或者be going to +动词原形构成
He will go to the park next week
现在进行时:be doing构成
She is doing her homework