关于英文方面

如果你需要我,蛾就会在你身旁

You will always have me by your side, whenever you need me.

i'll be there for you whenever you need.

Whenever you need me, I'll be there for you.

I'll be there with you whenever you need .

黎俐的回答不错，赞一个。

I will always be there when you need me.