句法..................................................................................................................................................2简单句simplesentence............................................................................................................2英语六种基本句型:........................................................................................................21:S+V..............................................................................................................................22:S+V+P..........................................................................................................................23:S+V+DO.......................................................................................................................24:S+V+IO+DO..................................................................................................................25:S+V+DO+OC.................................................................................................................36:Therebe.......................................................................................................................3复杂句complexsentence.........................................................................................................3并列复杂句................................................................................................................3从属复杂句................................................................................................................3名词性从句..............................................................................................................................4主语从句...........................................................................................................................4宾语从句...........................................................................................................................4表语从句...........................................................................................................................5同位语从句.......................................................................................................................6形容词性从句...........................................................................................................................6定语从句...........................................................................................................................6限定性定语从句........................................................................................................7非限定性定语从句....................................................................................................7副词性从句..............................................................................................................................8状语从句...........................................................................................................................8时间状语从句(时间状语).......................................................................................9条件状语从句(用if/unless引导的状语从句).....................................................9地点状语从句(where)...............................................................................................9原因...