以某种方式帮助某人用英语怎么说

help sb by sth

help sb by doing sth

give sb a hand

do sb a favor

I'll be available if you need me.

你需要帮助时，我就有空。

I'll be there if you need a hand.

你需要帮助时，我就会出现。

I'm with you all the way.

我一路上陪着你。

I'm on your side.

我站在你这边。