No government, any more than an individual, will long be, without being truly ______.

A．before the Egyptians developed a sophisticated technology
B．after the Egyptians developed a sophisticated technology
C．to house the tombs of all ancient Egyptian kings and nobles
D．to keep mummies safe forever

A．Waiters and waitresses usually get low wages.
B．A $ 3.00 tip is usually expected for a meal of $ 20. 00.
C．Waiters and waitresses often get best tips from customers they work most for.
D．Good tipping can help customers get quick service.