单项选择题
A．color and its surprising effect B．the eyes of likely things C．danger caused by color blindness D．color blindness and color preference
A．It is borrowed from the country of India. B．It is accepted as an official word by most countries in the world. C．Though somewhat welcomed by people from every country, it is limited to speech in most cases in its birth place. D．It has many different meanings.
A．we should eat more fast food B．we should not eat too much fast food C．we should avoid any fast food D．we should not serve fast food