Fill with the proper forms of the words. 用括号内所给单词的适当形式填空。

1. He took many __________ (photo) in Huangshan Mountain last summer.

2. There are three __________ (secretary) in the office.

3. Zhang Hua is an old __________ (work) of the factory.

4. David Beckham is one of the best football __________ (play) in the world.

5. Mr Brown comes from __________ (English), but he can speak __________ (China) very well.