----WecanuseMSNtocommunicatewitheachotheronline.----Goo...

問題詳情：

----We can use MSN to communicate with each other online.

----Good! Will you please show me         it?

    A. what to use         B. how to use      C. when to use           D. where to use

【回答】

B

知識點：非謂語動詞

題型：選擇題