句子It’s not that big of a deal有没语法错误啊,that的用法对吗

句子It’s not that big of a deal有没语法错误啊,that的用法对吗 It's not that big a deal 为什么a在big的后面? 英语翻译So I have a flaw!Big deal!与 it's not that big a deal这两个短 it is not that big a deal 对么? It's not a big deal, It's not a big deal的具体意思 It's no big deal 和it's not a big deal有什么区别?分别举例句 it's not big deal 与it's not a big deal 还有it's long story与 it That's a deal. That's a deal! That's a deal I didn't think it was that big a deal.