单项选择题
A．except B．because of C．beyond D．for
A．The author has worked in China for 37 years. B．Cycling is not as safe as it was in the 1960s. C．The unique character of the old Beijing is disappearing. D．You cannot buy anything you like though you have money.
A．exposing children to the new environment B．using modern facilities and equipment C．combining language lessons with games D．giving children confidence