—-Mum,canyougivemesomeadviceonhowtobehavemyselfatthetab...

问题详情：

—-Mum, can you give me some advice on how to behave myself at the table?

          —-Well, I do have some advice. ________, please keep quiet while eating.

A. In all         B. Of all         C. At all     D. Above all

【回答】

D

知识点：介词和介词短语

题型：选择题