---Hey,youhaven'tbeenactinglikeyourself.EverythingOK?-...

問題詳情：

 ---Hey, you haven't been acting like yourself. Everything OK?

---______.

A. I’m fine, thanks     B. Sure, it is                  C. That’s good                     D. It’s OK

【回答】

A考查交際用語。

知識點：交際用語

題型：選擇題