讲解文本：

up to one's neck 手边的事情太多，忙得不可开交

I'm up to my neck right now. Don't tell me about the party.

我现在忙死了，别跟我说聚会的事情!

Mike is up to his neck in paperwork.

各种文书工作可把麦克忙坏啦。

疯狂练习吧!