1. 表示原因的句型

- The reason why...is that...

例句：The reason why I like this book is that it inspires me.

- Because of.../Due to...

例句：Because of the heavy rain, we had to cancel our picnic.

2. 表示结果的句型

- So...that...

例句：He was so tired that he fell asleep immediately.

- As a result...

例句：She studied hard every day. As a result, she passed the exam with flying colors.

3. 表示对比的句型

- On the one hand...on the other hand...

例句：On the one hand, it's important to work hard; on the other hand, taking breaks is also necessary.

- While.../Although...

例句：While some people prefer reading books, others enjoy watching movies.

4. 表示递进的句型

- Not only...but also...

例句：Not only did he win the competition, but also he set a new record.

- In addition...

例句：In addition to his academic achievements, he is also an excellent musician.

5. 表示总结的句型

- In conclusion...

例句：In conclusion, we can see that teamwork is essential for success.

- To sum up...

例句：To sum up, learning English is a lifelong journey.

6. 表示观点的句型

- It is believed that...

例句：It is believed that exercise is beneficial for both physical and mental health.

- From my point of view...

例句：From my point of view, honesty is the best policy.

熟练运用这些句型，可以使你的英语作文结构更加清晰，语言更加丰富多样。希望这些句型能帮助你在英语写作中取得更好的成绩！