人体铁缺乏可分为三个渐进的阶段,血红蛋白浓度降低发生在哪个阶段()。 A.第一阶段 发布时间:2017-08-19 13:10 │ 来源:www.tikuol.com 题型:单项选择题 问题: 人体铁缺乏可分为三个渐进的阶段,血红蛋白浓度降低发生在哪个阶段()。A.第一阶段B.第二阶段C.第三阶段D.在第一和第二阶段之间E.以上都不是
题型:单项选择题 Read the match. A( )1. What day is today? ( )2. Can you use a computer? ( )3. Whose gloves are they? ( )4. What can you do ? ( )5. Are these socks yours? ( )6. When do you have Art ? BA. I can play cards. B. Yes . they are mine. C. Yes . I can. D. On Tuesday and Friday. E. It's Saturday. F. It's my aunt's. 查看答案