单项选择题
W: I’ll get to Cairo at 7:00 p.m. New York time. What time is it in Cairo M: Let me see, it is 7 hours later in Cairo.
A．2:00a.m. B．12:00 noon. C．7:00 p.m.
A．how Cultural Survival, Inc. helped a tribe to solve the problem of copper mining B．why local cultures should be saved C．the work of Cultural Survival, Inc D．the difficulties in saving local cultures
A．academic aspect B．military aspect C．business aspect D．international aspect