“请速回复我”的英文怎么说

Plz reply ASAP!

Please reply me as soon as possible
请速回复我

Please give me a reply at your earliest convenience.
请早日回复。

I beg you will answer by return of post.
我请您立即回复。

Reply me as soon as possible

Please answer back me soon!

Reply me as soon as possible

please write to me soon!