热心网友
做介词用后边是do,I want to go做副词用后边是doing,I look forware to coming
热心网友
作介词，后面动词用ing形式作副词，to do
热心网友
一：to是介词：例句：Give the book to me .二：to是副词: 例句：He didn't come to for half an hour after he'd hit his head.
热心网友
prep.(介词）
热心网友
介词,副词
做介词用后边是do,I want to go做副词用后边是doing,I look forware to coming
作介词，后面动词用ing形式作副词，to do
一：to是介词：例句：Give the book to me .二：to是副词: 例句：He didn't come to for half an hour after he'd hit his head.
prep.(介词）
介词,副词