She said goodbye and scurried back to work.

　　她說(shuō)聲再見，然后扭頭跑回去干活了。

　　My mother was crying as I waved her goodbye.

　　我向母親揮手告別時(shí)她哭了。

　　They said goodbye and went their several ways.

　　他們道別后，便各自走了。