一、引言与观点表达

开场白

- The topic of today's discussion is of utmost importance, as it holds the key to understanding...

- It is widely acknowledged that...

- In my opinion, ...

观点阐述

- To be frank, I can not agree with their opinion for the lieve that we have the knowledge, and that we are competent enough to fulfill the task.

- It is undeniable that...

二、原因与结果分析

原因说明

- The reason for this phenomenon is that...

- A large number of people tend to live under the illusion that...

结果推导

- As a result, we can see that...

- Consequently, ...

三、建议与对策

具体建议

- It is essential to...

- One effective way to... is to...

行动呼吁

- We should take immediate action to...

- It is high time that...

四、总结与升华

归纳总结

- In conclusion, ...

- To sum up, ...

升华表达

- The significance of this issue cannot be overstated, as it has far-reaching implications...

- As we move forward, we must remember that...

这些句子可根据作文结构灵活运用，建议结合具体话题选择合适的表达。写作时注意使用连接词（如however, therefore, in addition等）使文章逻辑更清晰。