题目

健康问题一直是生活中的热点话题。尤其对于女性来说，你知道穿矮高跟鞋和纯粹的高跟鞋对你身体健康的影响吗？ Healthy knees aren't the main consideration in choosing high heels, but new research says chunky heels are just __________as spindly stilettos（细高跟鞋）. It takes a long time to feel the effects of knee osteoarthritis（骨关节炎）— and once you do, it is too late, said Dr. Casey Kerrigan, leading researcher of the study and associate professor at Harvard Medical School's department of physical medicine. I compare it to smokin19. They________a lot of suggestions for improving the workers’ living conditions.A．put out B．put forward C．put on D．put in