问题
单项选择题
有关卵巢激素下述哪项正确（）。
A.孕激素使子宫肌层增厚
B.雌激素降低子宫肌兴奋性
C.雌激素抑制乳汁分泌
D.孕激素促进水钠潴留
E.孕激素促进 * * 乳晕着色
答案
参考答案：C
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有关卵巢激素下述哪项正确（）。
A.孕激素使子宫肌层增厚
B.雌激素降低子宫肌兴奋性
C.雌激素抑制乳汁分泌
D.孕激素促进水钠潴留
E.孕激素促进 * * 乳晕着色
参考答案：C
Growing up, I always dreamed of being a professional figure skater. After years of hard work, I am living proof that dreams can come true. When I was born, my parents immediately noticed something 36 and the doctor said I couldn't skate. I, however, 37 trying skating in an ice rink (溜冰场), where local skaters 38 perform ice shows. I started taking group skating lessons, and performing on ice came naturally, but I have always been 39 to speak in group settings. One thing I've never been afraid of is 40 , though. I get nervous, but never 41 . For me, skating has been about being my personal best 42 beating others on the ice. 1 progressed through various 43 rapidly and gave my first ice performance at seven. Soon I started winning local and regional competitions. That's 44 being on the ice has always been the one place where I can 45 express my own emotions. The ice is like home. When I was nine years old I began training 46 . I would wake up at four o'clock in the morning six days a week and skate for five hours. Then I'd go to school. Since 47 has always been important in my family, I had no 48 but to find creative ways to fit in school studies throughout my 49 career. After graduating from high school, I moved to Canada and set out to train full-time to give my dreams a chance at reality. In 1992 I went to compete in the Olympic Games. 50 , not my coach or even my family, ever talked to me about winning a gold medal. In fact, I wouldn't even 51 myself to think about it. I thought that would disturb me. 52 , I went with the attitude that I wanted to enjoy the Olympic spirit. 53 the expectation of all the people, I won the gold medal and words couldn't describe the overwhelming mixture of emotions I felt. Then I truly understood what 54 most in achieving a dream is nor to 55 it when you 1ace difficulties, but strive to make it come true.
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