讲解文本：
句型：
In the middle of something 正在忙
今日例句：
Sorry, I can`t go to the party with you now, I am in the middle of something.
不好意思，现在我不能跟你去参加晚会，现在正在忙着。
If you are really in the middle of something important, just let me know.
如果你手头的事情真的很重要，告诉我。
I was in the middle of serving a customer when you called me.
你给我打电话的时候，我正在忙着照顾一个顾客。
If people ask you whether it`s a good time to talk, you can be honest and say you`re in the middle of something.
如果对方问你说话是否方便时，你可以实话实说，称自己在忙于某事。
疯狂练习吧！