表达转折关系

However, despite the challenges, I never gave up hope.

Nevertheless, I believe that I can overcome these difficulties.

表达对比

On the one hand, I enjoy studying English； on the other hand, it can be quite challenging.

Some people prefer to stay up late, while others prefer to wake up early.

表达因果关系

Because of the heavy traffic, I was late for school.

As a result of his efforts, he achieved his goal.

表达条件关系

If you study hard, you will succeed.

Unless you take action, nothing will change.

表达递进关系

Not only is the book interesting, but also it is very educational.

Not only do I help my parents with the housework, but also I enjoy doing it.

表达举例

For example, many students stay up late playing with their phones.

Such as, when I was in primary school, I used to read books every night.

表达总结

In conclusion, I believe that practice is the key to success.

To sum up, we should always stay positive and never lose hope.

表达愿望或建议

I wish I could travel around the world.

I suggest that we should protect our environment.

这些句子在九年级上册英语作文中非常实用，可以帮助你更准确地表达自己的思想和观点。希望这些句子对你有所帮助!