Send it to whoever is in charge of sales.

　　把這寄給負責銷售的人。

　　Whoever made this cake is a real artist.

　　制作這個蛋糕的人真是個藝術大師。

　　He hired himself out to whoever needed his services.

　　他以前從事臨時服務業(yè)。

　　Come out of there, whoever you are.

　　不管你是誰，從那里出來吧。

　　He can suit his conversation to whoever he's with.

　　無論跟誰說話，他都能說到一塊兒。