单项选择题
A.good B.unpromising C.happy D.lucky
A. during President Kennedy’s term B. fifty years later C. ten years ago D. last year from President Clinton
A. Women enjoy using umbrellas with various kinds of colors nowadays. B. The inventor of the umbrella is unknown. C. Once ordinary people had no right to use umbrella. D. Umbrellas were popular and cheap in ancient times.