-Inatextmessage,88meansBye-bye.-AndanotherexampleisF2F

问题详情：

- In a text message, 88 means Bye-bye.

- And another example is F2F______ stands for face to face.

A. that     B. who      C. whom       D. it

【回答】

A

知识点：定语从句

题型：选择题