表并列或递进：and、both…and…、neither…nor、not only…but also…；

表选择：or、either…or;

表转折或让步：but、although、though、however、even though、inspite of、on the contrary；

表对比：like、unlike、while；

表举例：for example、such as、that's to say；

表强调：in fact、of course、besides；

表时间顺序：when、after、before、as soon as、soon、after；

万能句式：

①As far as …is concerned  就……而言

②It goes without saying that…  不言而喻,…

③It can be said with certainty that…  可以肯定地说……

④As the proverb says,  正如谚语所说的,

衔接句型：

①A case in point is ……  一个典型的例子是……

②As is often the case……  由于通常情况下……

③As stated in the previous paragraph  如前段所述

④But the problem is not so simple  然而问题并非如此简单……

结尾句型：

①I will conclude by saying……  最后我要说……

②Therefore, we have the reason to believe that…  因此,我们有理由相信……

③All things considered……  总而言之......