副词用来修饰动词或形容词,例如：He visits his teacher frequently. "frequently"是副词修饰“visits”另：She is very beautiful. 副词“very ”修饰形容词“beautiful”；介词可以与它的宾语一起作表语：He is in the house. “in the house”作表语；或状语:I get up early in the morning. "in the morning"作时间状语；还可以用在不及物动词后使不及物动词加宾语：He lives in the house. 介词可以构成无数短语,要花大量功夫记忆才是；形容词可以作定语修饰名词和代词：a lovely girl; nothing serious; 还可以作表语用在系动词或半系动词后：He is clever. It tastes good. 副词用来修饰动词或形容词,例如：He visits his teacher frequently. "frequently"是副词修饰“visits”另：She is very beautiful. 副词“very ”修饰形容词“beautiful”；介词可以与它的宾语一起作表语：He is in the house. “in the house”作表语；或状语:I get up early in the morning. "in the morning"作时间状语；还可以用在不及物动词后使不及物动词加宾语：He lives in the house. 介词可以构成无数短语,要花大量功夫记忆才是；形容词可以作定语修饰名词和代词：a lovely girl; nothing serious; 还可以作表语用在系动词或半系动词后：He is clever. It tastes good.