我国近代教育史上，被毛 * * 称颂为“学界泰斗，人世楷模”的教育家是( )。
A．陶行知
B．杨贤江
C．徐特立
D．蔡元培
参考答案：D
To welcome the 29th Olympic Games, a lot of money ________ in improving the environment in Beijing. [ ]
A. take
B. spend
C. spent
D. is spent
