单项选择题
A．Diners existed before fast-food restaurants. B．The menu included more food than sandwiched and coffee. C．Burger King is a fast-food restaurant. D．Sandwiches became bigger.
A．Quit smoking. B．Loose weight. C．Have a talk with the doctor. D．Weigh himself frequently.
A．All the money on advertising was wasted. B．Not all the advertisements were well designed. C．All the managers knew about advertising then. D．Managers spent no money on advertising.