转折关系：but;even so;however;though;even though;independent of;reckless of ;despite that; in spite of that; regardless of; yet...;and yet; but unless.

　　并列关系： and; also;too;as well as;either...，or...;both...nd...

　　递进关系： furthermore;moreover;further;In this way ;still; not only...but also...; not...but...; in addition ;additionally, much more interesting, more specifically, next, besides; as far as... is concerned; moreover;in other words;along this line of consideration;on the one hand...，on the other hand...; even; as a poplar saying goes...;in order to do it...; meanwhile; at the same time; accordingly; In the first place...，in the second place...;equally important; of even greater appeal.