单项选择题
A．It can help you set your goals clearly. B．It can help you save a lot of money. C．It can help you get rid of poor buying habits. D．It can help you spend money in a reasonable way.
A．try to please their students B．treat their students as consumers C．understand their students well D．make sure their students understand
A．giving a lot of lectures to students B．involving students in discussions C．asking students questions in class D．answering students' questions in class