宫颈粘液羊齿状结晶完全消失，相当于月经周期的A．第20日左右 B．第22日左右 C． 发布时间：2017-05-25 18:19 │ 来源：www.tikuol.com 题型：单项选择题 问题： 宫颈粘液羊齿状结晶完全消失，相当于月经周期的A．第20日左右B．第22日左右C．第18日左右D．第14日左右E．第16日左右
题型：单项选择题 Read and match. 帮助问句选择适合的答语。( ) 1. What are you wearing? ( ) 2. What day is today? ( ) 3. Whose hat is it? ( ) 4. Where is the new shirt? ( ) 5. What do you want to do?A. I want to play ping-pong. B. It's Monday. C. I am wearing a shirt. D. It's mine. E. It's below the bed. 查看答案