1. ...is of great importance. ......很重要.

If you want to succeed in life, I think to set a goal for yourself is of great importance.
如果你想在生活中成功,我觉得为自己确立一个目标是非常重要的.

2. Is it convenient for you to... 你是否方便……

Is it convenient for you to post this letter for me when you go out
你出去的时候是否方便帮我寄这封信

3. Is it OK if… 如果……可以吗

Is it OK if I borrow your notebook tonight 我今晚借你的笔记本可以吗

4 Is it possible to... …有可能吗

Is it possible to exchange the milk shake for the ice cream
可以把奶昔换成雪糕吗 [milkshake:奶昔]

5. Is there a better way to... ……有没有更好的方法

Is there a better way to search for images on the Internet
在网上搜索图片有没有更好的办法

6. Is there any chance you could possibly... 你有没有可能……

Is there any chance you could possibly come to China 你有没有可能来中国

7. Is there anything else that... 还有别的……吗

Is there anything else that you don't understand 你还有什么不懂的地方吗

8. It appears that... 看来…,/ 似乎…

It appears that great progress has been made in the IT industry.
看来信息产业取得了巨大的进步.

9. It depends on whether... 这取决于……是否…….

It depends on whether you are determined to do it or not. 这取决于你是否决心要做这件事情.

10. It doesn't make sense to...…没有任何意义.

It doesn't make sense to argue with him. 和他争论没有任何意义.