Thepilotaskedallthepassengersonboardtoremain

問題詳情：

The pilot asked all the passengers on board to remain ______ as the plane was making a landing.

A. seat        B. seating      C. seated      D. to be seating

【回答】

C. 單從結構上講，remain後可用現在分詞、過去分詞或動詞不定式作表語，但是seat應用seated作表語，如：Please be seated.(=Please seat yourself.=Sit down, please)。故選C。

知識點：非謂語動詞

題型：選擇題