HYPERLINK t _blank 高中英语知识之drop用法归纳 drop用法归纳 drop可用作名词滴用作不及物动词掉下滴下用作及物动词使掉(滴)下如: a drop of blood一滴血drop by ropin drops一滴一滴地drop from the tree从树上掉下来drop to the ground 落在地上drop the letter into