Towmayfall        theothersbecausehehasmissedsomanyless...

問題詳情：

Tow may fall         the others because he has missed so many lessons.

A. after B. behind C. later D. out of

【回答】

意為他可能落後於其他人，落後為 fall behind,應選B

知識點：動詞和動詞短語

題型：選擇題