be sure that

• 肯定； 确信

be sure that的用法和样例：

例句

1. It's definite that he'll be late again.
   他肯定又要迟到。
2. I'm sure I don't deserve so much praise.
   我肯定自己不值得这么多赞扬。
3. I was convinced that he knew the truth.
   我确信他知道事实。
4. I am sure we shall be very comfortable.
   我确信我们会很舒适的。