初中语法总结及练习〔五〕介词介词不能独自作句子成分,必须与名词或代词等构成介词短语,才可以担任句子的成分
介词短语可以在句中作表语Who’s___________(值日)today
/定语Theman__________(穿红色)ishisuncle
/状语Yourgrandmadoesn’tlookold_________(对于她的年龄)
/宾语补足语Heleftthekey________(在家里)和独立成分________________________(顺便问一下)
一、介词的分类1)表示地点:at/in,in/to(theeastof),on/under/over/above/below,in/into/outof,over,under,between/among/around,at/beside/near/nextto,behind/infrontof,about,across/along/through,down,before/after,to/for/from,towards,with,without※over还有其他含义:①遍及:alloverthecountry(world)②超过:相当于morethan
Heisover40
③在那边;越过overthere※for还有其他的用法:①表原因,表示“为了……”forthemotherland
②表示“拥护”,“支持”fororagainst③表示“以……价格”
Howmuchdoyouwanttobuyitfor
④表示“就……而说”
forhisage
2)表示时间:at/in/on,within,of,about,past,to,before/after,during/for/through,from/since,by/till/until,(not…until)※until与瞬间动词(点动词)连用时