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【单选题】
根据婴儿注意力的发展规律,下列哪项是错误的( )A.
5~6岁后婴儿仍以无意注意为主
B.
5~6岁注意力集中时间约15min
C.
7—10岁注意力集中时间约为20min
D.
10~12岁注意力集中时间约为25min
E.
12岁注意力集中时间约为30min
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