(1)表选择关系或对等关系的连接词：either…or…,neither…nor,or,aswellas…,and,both…and….
(2)表因果关系或对等关系的连接词：therefore,so,asaresult,astheresultof…,becauseof,dueto…,owingto,thanksto等.
(4)表转折关系的连接词：yet,andyet,but,while,onthecontrary,ontheotherhand,however,atthesametime(然而)等.
(5)表解释说明的连接词：thatis,thatistosay,inotherwords,suchas,forinstance,andsoon,etc.andthelike等.
(7)表示总结的连接词：inaword,onthewhole,inshort,briefly,inbrief,tosumup,inall等.
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