单项选择题
A．She has been waiting. B．She is examining her patient. C．She is seeing her doctor. D．She wouldn’t mind waiting.
A．He is happy with his job. B．He is a very ambitious man. C．He is too ambitious to be an engine driver. D．He doesn’t like to be an engine driver.
A．the Germans. B．the Dutch. C．the French. D．the British.