只能进行自我中心思维的儿童,其认知发展处于( )。A.前运算阶级 B.感知运动阶段 发布时间:2017-06-10 19:17 │ 来源:www.tikuol.com 题型:单项选择题 问题: 只能进行自我中心思维的儿童,其认知发展处于( )。A.前运算阶级B.感知运动阶段C.具体运算阶段D.形式运算阶段
题型:单项选择题 Choose the correct answers to the questions. 为下列问句选择正确的答语。( ) 1. When does your train leave ? ( ) 2. How will Jenny go to the store ? ( ) 3. How many gifts do you need ? ( ) 4. How much is the T-shirt ? ( ) 5. How long is the trip ?A. Seven. B. It's eleven hours to Beijing. C. It's twenty dollars. D. At 8:00 this morning. E. She will go there by bus. 查看答案
题型:单项选择题 女性33岁,结婚3年未孕,性生活正常,月经周期规律,间隔时间短。下列哪种检查对诊断黄体功能没有帮助()。A.月经6小时诊断性刮宫B.BBTC.分析以往月经周期长短D.测血孕酮水平E.性交后试验 查看答案