—Igotamobilephoneonmy15thbirthday,butIdon’tknowhowtouse...

問題詳情：

—I got a mobile phone on my 15th birthday, but I don’t know how to use it.

—You’d better read the         first.

A. messages        B. instructions        C. standards

【回答】

B

知識點：名詞

題型：選擇題