一、开头引入类

1. As far as is concerned 就……而言

2. It goes without saying that 不言而喻

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

4. As the proverb says 正如谚语所说

5. It has to be 显然

二、情感表达类

1. So + 形容词 + was/were sb. that + 从句 [例：So sad was Tom that tears welled up in his eyes.]

2. Much/Greatly to one's + 情绪名词， sb. did sth. [例：Much to the family's surprise, Dennis stuck to his promise!]

3. With great regret that + 从句 [例：With great regret that we missed the train, we had to wait for the next one.]

三、因果论证类

1. A case in point is... [例：A case in point is the example of the successful project.]

2. Since + 从句 [例：Since the meeting started late, we had to postpone the meeting.]

3. Therefore, we have the reason to believe that... [例：Therefore, we have the reason to believe that the plan is feasible.]

四、结论总结类

1. All things considered 总而言之

2. In conclusion 总结来说

3. From what has been discussed above, we may safely draw the conclusion that... [例：From what has been discussed above, we may safely draw the conclusion that the new policy is effective.]

五、过渡衔接类

1. However/On the contrary 转折

2. Consequently 因此

3. Similarly 类似地

4. In addition 更进一步

这些句型可根据具体语境灵活运用，建议结合上下文选择最贴切的句型结构。例如：

开头：It goes without saying that honesty is always the best policy.（不言而喻，诚实总比虚伪好。）

情感表达：Much to my surprise, the movie was more thrilling than I expected.（令我惊讶的是，这部电影比预期的更刺激。）

结论：In conclusion, we should always strive to improve ourselves.（总结来说，我们应始终努力提升自己。）