23（）

单项选择题According to the author, in order to stay young and attractive, women should（）

A．follow the fashion
B．enrich their mind
C．do more exercise
D．dress up in beautiful clothes

单项选择题Which of the following statements is true（）

A．Telephone was invented by a French engineer.
B．Roman soldiers sent the important message by spelling out the words.
C．African soldiers shouted from tower to tower to pass message.
D．Only by using telephone could people send speech sounds quickly.