Nomatterhowbrightatalkeryouare,therearetimeswhenit’sbet...

問題詳情：

No matter how bright a talker you are, there are times when it’s better_____silent.

   A. remain          B. be remaining         C. having remained      D. to remain

【回答】

D

知識點：非謂語動詞

題型：選擇題