best ( ) of travel is by ship.A.Meam B.means C.meaning D.ways

问题描述:

best ( ) of travel is by ship.A.Meam B.means C.meaning D.ways
D为什么不可以啊?我觉得是D啊、谁能告诉我为什么

答案:B
means 表示“方式,手段”,作主语时谓语动词用单数形式,而如果用ways的话,后面的is要改为are.