常用连接词如下： 　　1.表示平行对等的或选择的连词,如and,both.and,aswellasneither..nor,or,either..or等. 　　2.表示转折的连词,如but,yet,whilehoweveronthecontray,ontheotherhand等, 　　3.表示结果关系的连词,如for,so,therefore,asaresult,becauseof,dueto,owingto,thanksto等. 　　4.表示时间顺序的连词,如arfirst,then,later,meanwhile,intheend,finally,afterthat,sincethen,forthefirsttime,atlast,assoonas,thenextmoment等. 　　5表示时间顺序的连词,如ontheright/left,totheright/leftof,ononesideof...,inthemiddle/centerof等. 　　6,表示解释说明的连词,如thatis(tosay),inotherwords,suchas,forexample,forinstance,andsoon等. 　　7,表示递进关系的连词,如what'smore/worse,what'sbetter,besides,inddition,worsestill,moreover,aboveall,notonly...butalso等. 　　8,表示总结的连词,如inshort,inbrief,inaword,onthewhole,tosumup等.