Theflightusuallyarrivesat2o'clock

問題詳情：

The flight usually arrives at 2 o'clock ________， but today it will arrive at twenty past two. It'll be 20 minutes late.

A. quarter                              B. sharp

C. narrowly                             D. steeply

【回答】

B　

知識點：形容詞

題型：選擇題