| 1. | Sorry , i really do not know . but mr. wang knows .
对不起，我不太清楚，王先生了解。 |
| 2. | I am not so sure of that .
我不太清楚。 |
| 3. | "i wasn't quite sure if you expected me", i said, trying to seem unconcerned .
“我不太清楚你是不是等着我来，”我说，故意装作一副若无其事的样子。 |
| 4. | I ' m not sure . i have a lot of favorites
我不太清楚，我喜欢的电影有很多。 |
| 5. | Jack kept most a his friends ' addresses in his head
你瞧，我不太清楚你的姓名和住址。 |
| 6. | I m not exactly sure what product you are referring to
我不太清楚您所指的是哪个产品。 |
| 7. | " i … am not sure . the histories are incomplete .
“这个，我不太清楚。历史记录不完整。 ” |
| 8. | Tom : i ' m not sure . may i try it on
汤姆：我不太清楚。我可以试一试吗？ |
| 9. | If she likes physics is not clear to me
她是否喜欢物理学我不太清楚。 |
| 10. | Excuse me , but i am not familiar with the tipping here
对不起，我不太清楚这里如何付小费。 |
