The Parkers bought a new house but______will need a lot of work before they can move in.

Wang Meng's winning women's 500m short track at the Vancouver 2010 Olympics was an exciting moment, ________ all Chinese will never forget.

The blind man thought___________necessary to pay back the help people gave him when it was sunny.

---Could you explain to me what an adventure is, Mr. Smith?
---An adventure doesn’t necessarily mean doing something rough and dangerous. It may be _____ that you have never experienced before.

We should make full use of whatever happens to us．There is always____ to learn from every experience.

------ Whose notebook is this?
------ It could be ______．She studies French.

He has ______ friends．He always keeps himself alone at home.

Do you think _____ possible to work out a correct figure of the income that the Expo will bring to China?

Now science and technology have made _____ possible for the earth to support more people.

Equipped with modern facilities, today’s hospitals are quite different from_______ of the past．