We would appreciate very much if anybody would help us.

英訳に間違いが有れば正してください。

誰かに助けてもらえれば我々はたいへんにありがたいのです。
We would appreciate very much if anybody would help us.

ヒント
何か足りない

答え appreciate itにする

We would appreciate it very much if anybody would help us.

appreciateの他動詞用法
目的語のitを先に提示してif節の内容を示す形
it=if anybody would help us