根据句意和汉语提示，在空白处填入适当的单词。

1. —What's the news about? —It's about Hangzhou Bay Bridge, the world's ________ (最长的) sea bridge.

2. ________ (尽管) it didn't snow heavily, temperatures have fallen sharply since then.

3. A powerful earthquake hit Wenchuan in ________ (西南方) China's Sichuan province on May 12th.

4. —Do you know the song "Love in Beijing"? —Sure. It is _________ (演唱) by Son Nan, a well-known

    Chinese singer.

5. Finally help reached the flood victims in the damaged village _________ (成功).