．Walking together, my father and I used to have a lot of conversations I __________learned lessons from his experience.

________a slight chance that Guo Jingjing will take part in the 2010 London Olympic Games.

After _______ seemed half an hour, the teacher gave us the correct answer.

His suggestion ___they have a meeting to discuss the matter is reasonable．

We are now living in a high-tech age ____ easy things are becoming complicated．

．The book is meant for         needs it.

On April 14, 2010, a terrible earthquake happened in Yushu County, Qinghai Province,
_______ the people are still suffering.

He is modest and confident, _______ in my opinion, is most important in society.

The book ________ I bought yesterday is very interesting.

Music should be taught routinely in schools because of the benefits ______ can have on the development of the brains of young children.