(单选题)17: The 2008 Olympic Games have gathered many () college students from all over the country.
A: free
B: volunteer
C: working
D: idle
(责任编辑:admin) |
(单选题)17: The 2008 Olympic Games have gathered many () college students from all over the country.
A: free
B: volunteer
C: working
D: idle
(责任编辑:admin) |