I saw him reading/read just now为什么?

I saw him go out just now. I saw him () basketball there just now. i saw him get out of room just now 请问为什么get不是we i saw him (get)on the bus just now.为什么不能用getting. I saw him go into the classroom just now .为什么SAW后的动词不是ING形式呢 I saw him go out just now.同义句转换 I saw him ___ just now.填leave还是left But I saw him ___ a football game just now. i saw him ____ the supermarket just now I saw him playing football on the ground just now 英语简单语法.I saw him heading for the river just now.这里为什么用him?什么 还剩3天中考~i saw him get on the bus just now.为什么不可以getting