单项选择题
A. By different gesture. B. By different voice. C. By different color. D. By different costume.
A. Their only place is in the home. B. They make nearly half of the work force in the U. S. C. Few of them hold positions of great responsibility and authority. D. There are still discriminations in America looking down upon women.
A. He has to wear jeans. B. He has to wear a tie. C. He has to wear a coat. D. He has to wear shoes.