When _______, the new stadium（体育馆） will hold 50000 people.

We have every reason to believethat________2012 London Olympic Games will be________success.

It was only then ______ I began to have doubts about whether my story had ever been told.

The book, ___________ is green, has been lent to my brother.

This large sum of donation money will be given tolost their homes in the earthquake．