我真的很忙 用英语表达

I am really very busy!
我真的很忙
很简单,就这样说
元旦快乐^_^

I am really busy these days.

I'm afraid I am really busy these days.
Excuse me but I’m really busy these days.

I am busy like a bee.

可以说：“I'm really busy!"具体情况具体分析，但是通常我们都这么说。