单项选择题
A．He will help the woman with her reading. B．The lounge is not a place for him to study in. C．He feels sleepy whenever he tries to study. D．A cozy place is rather hard to find on campus.
A．Those who cater to others’ needs are destined to be looked down upon. B．Those working in the service industry shouldn’t be treated as servants. C．Those serving others have to put up with rough treatment to earn a living. D．The majority of customers tend to look on a servant as a server nowadays.
A．recycling heat and energy B．using the newest technology C．setting up factories in China D．reducing the CO2 emissions of its plants