2. 转折关系
but, however, yet, on the contrary, by contrast, on the other hand, unfortunately
3. 让步关系
although, though, even though, even if, nevertheless, despite, in spite of
4.并列关系
and, and also, or, neither……nor, either……or, likewise, similarly, equally, in the same way, that is to say
5. 递进关系
then, besides, additionally, furthermore, moreover, in addition, what is more
除了以上常见的5种逻辑关系之外,比较常见的还有时间关系和条件关系。