2 . If you don’t tell the mistakes to him clearly, he will have trouble r________ them himself.

3 . The father has ________ his son is really interested in dancing after talking with him.(意识到)

4 . Many people do not _______ (意识到) the importance of health until they get ill.

5 . He finally r______ that he was wrong after the teacher had a talk with him.

6 . 在我们结束谈话之后我突然意识到我们应该举办更多这样的活动。
After we finished the talk, I _________________ we should hold more activities like this.

7 . Does he ________ (意识到) his mistake or still think he is right?

9 . Science is developing fast. Scientists and doctors will surely find a way to ______ cancer some day.

A．treat

B．operate

C．realise

D．perform

10 . 我小时候没有意识到学习英语的重要性。
I ________ ________ ________ the importance of ________ English when I was young.