因果关系的标志词语有:so, therefore, thus, consequently(结果), as a result (of), so/such ...that ..., so that ...等
转折标志词语有: but, however, yet, while/though/although, or/otherwise, on the contrary, instead, nevertheless(然而), still, in contrast/comparison, by comparison等。
例证标志词语有:for example, for instance, in fact/as a matter of fact, actually, in other words/that is to say等
递进关系的标志词语有:too, also, besides, further, furthermore, moreover, likewise, similarly, what's more, what's worse, in addition, as well, to make matters worse, not ... but ..., not only ... but also ...等
并列关系的标志词语有:and, first(ly), second(ly); first, then/next; to begin with, some ... others ...; for one thing, ... for another thing ...; finally/last等