1. I'm considering (doing)... 我正考虑…….

I'm considering buying a second-hand computer for I'm short of money now.
因为现在钱不够,我正考虑买台二手电脑.

2. I'm convinced that... 我确信…….

I'm convinced that what you said is quite right. 我相信你所说的相当正确.

3. I'm curious to (do)/about... 我对(做)……很好奇.

I'm curious to know what was happening outside. 我很好奇,想知道外面发生了什么事.

4. I'm determined to...我决定…….

I'm determined to read 10 books this month. 这个月我决定读十本书.

5. I'm getting a little concerned about... 我对……有点担忧.

I'm getting a little concerned about the results of my TOEFL test. 我对我的托福考试成绩有点担忧. [TOEFL = Test of English as a Foreign Language英语作为外国语的考试(也称托福考试)(美国大学对外国学生入学前的英语测试)]

6. I'm interested in...我对……感兴趣.

I'm interested in joining the English corner. 我有兴趣参加英语角.

7. I'm (just) calling to... 我打电话来是要…….

I am (just) calling to confirm my flight number. 我打电话来是要确认我的航班号.

8. I'm (not) sure... 我(不是)很确定…….

I'm not sure if I should accept that job offer in Hong Kong.
我不确定我是否应该接受香港的那份工作.

9. I'm not very interested in... 我对……不是很感兴趣.

I'm not very interested in listening to classical music. 我对听古典音乐不是很感兴趣.

10. I'm occupied (with)... 我忙于…….

I'm occupied with preparing for the final exams; don't bother me!
我正忙着准备期末考试,别来打扰我