否定句：在主语后,动词前加DOESN‘T/DON’T
疑问句：直接在句首加DOES/DO
He studies hard.
He doesn't study hard.
Does he study hard?
We study hard.
We don't study hard.
Do you study hard?
关于英语一般现在时一般现在时 主+谓+宾 的结构下否定句和疑问句是怎么变的?
否定句：在主语后,动词前加DOESN‘T/DON’T
疑问句：直接在句首加DOES/DO
He studies hard.
He doesn't study hard.
Does he study hard?
We study hard.
We don't study hard.
Do you study hard?