2. It's a piece of cake. 小事一桩。

　　3. It's as easy as pie. 真是易如反掌。

　　4. It's no big deal! 没什么大不了的!

　　5. It's a no-brainer! 这很简单，不用动什么脑筋。

　　6. I can do it with my eyes closed! 我眼睛闭起来都能做!