单项选择题
A. they wailed their houses with glass B. they leave the office doors open while working C. they never have fence D. they depended upon each other
A. She is a serious lady. B. She is a strict teacher. C. She is a narrow-minded lady. D. She is a poor but kind teacher
A. many suicides love blue color B. the color of sky and see may calm excited people C. only people with trouble in mind need blue color D. blue color will definitely work to save suicides