单项选择题
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.
A．They do too many extracurricular activities. B．They tend to select less demanding courses. C．They take part-time jobs to support themselves. D．They think few of the courses worth studying.