单项选择题
A．The woman is strict with her employees. B．The man always has excuses for being late. C．The woman is a kind-hearted boss. D．The man’s alarm clock didn’t work that morning.
A．Lack of oxygen. B．Overgrowth of water plants. C．Low water level. D．Serious pollution upstream.
A．Refrain from going out with men for five years. B．Stop wearing any kind of fashionable clothes. C．Bury the dentist with his favorite car. D．Visit his grave regularly for five years,