根据句意，用所给单词的适当形式填空。

1. Can you tell me the ______(long) of the new bridge?  

2. The 3rd Asian Beach Games _____(hold) in Haiyang on June 16, 2012.

3. My grandfather thinks that kids have too much _____(free) these days.

4. If you become rich, you will have a difficult time _____(realize) what your real happiness is.

5. The leader believes _____(strong) in the school volunteer project.