题目内容：
基本上能掌握母语全部发音的年龄是（ ）。
A．8个月左右 B．1岁左右
C．2岁左右
D．3岁左右
参考答案：
答案解析：
单选题：基本上能掌握母语全部发音的年龄是（ ）。
- 题目分类：职业道德和理论知识
- 题目类型：单选题
- 查看权限：VIP
B．1岁左右
C．2岁左右
D．3岁左右
B．1岁左右
C．2岁左右
D．3岁左右
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What can be concluded from the previous study? A．The economic development of Ea
Personalized learning experience may become possible owing t
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第（28）题
第（28）题
To prevent moisture evaporation, it's not suggested to put f
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日记账、总分类账和明细账都要每年全部更换新账。（ ）
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