单项选择题
A．His teaching career at the Harvard Business School. B．His personal involvement in business management. C．His presidency at college and experience overseas. D．His education and professorship at Babson College.
A．He had bribed the park keepers to keep quiet. B．People had differing opinions about his behaviour. C．The serious consequences of his doings were not fully realised. D．His behaviour was thought to have resulted from mental illness.
A．Obtain necessary information about your guests. B．Collect a couple of unusual or exotic recipes. C．Buy the best meat and the freshest fruit. D．Try to improve your cooking skills.