______theclass，thestudentslefttheclassroomonebyone.A．At...

問題詳情：

______ the class，the students left the classroom one by one.

A．At the end of                B．In the end               C．By the end             D．At the end

【回答】

A

知識點：介詞和介詞短語

題型：選擇題