I saw him dance

I saw him dance i saw him dancing和i saw him to dance 意思有不同吗?句子语法有错吗? I often saw him dance in the park in the evening. I saw her dance yesterday变被动 I saw him yesterday afternoon I saw him walked away I saw him coming up. i hope him dance 还是 i hope he dance ,为什么?.. 1.Yesterday I saw her （ ） (dance) in the room. i saw him ____(walk)into the I saw him repair his bike I saw him go out just now.