pain的副词形式是什么

　　His head throbbed painfully.

　　他的头一抽一跳地痛。

　　The dog was painfully thin.

　　那条狗瘦得可怜。

　　Progress has been painfully slow.

　　进度慢得令人焦急。

　　As a teenager I was painfully shy.

　　我十几岁的时候腼腆得很。

　　Things are moving painfully slowly.

　　事情进展得极其缓慢。