Questions 4 to 6 are based on the following conversation. At the end of the conversation, you will be given 15 seconds’ to answer the questions.’ Now, listen to the conversation. What does the man suggest as ways of doing some exercise in dally life
A．Working overtime. B．Getting off the bus stop earlier before arriving at the destination. C．Climbing all the flights by foot rather than by elevator. D．Moving up and down in the offic