【多选题】【消耗次数：1】
如何帮助儿童养成良好的用眼习惯？（ ）。
①
每日坚持远眺、坚持做眼保健操
②
学习时要有充足的光线
③
不要再乘坐交通工具和在厕所里看书
④
每天看电视的次数不要过多，时间不要过长
参考答案：
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相关题目
【多选题】
如何帮助儿童养成良好的用眼习惯？（ ）。
①
每日坚持远眺、坚持做眼保健操
②
学习时要有充足的光线
③
不要再乘坐交通工具和在厕所里看书
④
每天看电视的次数不要过多，时间不要过长
【单选题】
学前儿童养成良好的用眼习惯，以下说法正确的是（ ）
①
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②
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③
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④
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【单选题】
学前儿童养成良好的用眼习惯，以下说法正确的是（ ）
①
Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable
【单选题】
学前儿童养成良好的用眼习惯，以下说法正确的是（ ）
①
Normal 0 7.8 磅 0 2 false false false EN-US ZH-CN X-NONE MicrosoftInternetExplorer4 /* Style Definitions */ table.MsoNormalTable
【单选题】
不要过多的对学前儿童进行评价，这遵循了行为评价法的( )原则。
①
行为评价要及时、一致
②
行为评价法应以正向引导为主
③
强化手段不能运用过于频繁
④
评价要具体，避免空泛
随机题目
【单选题】
对事件A,B.下列正确的命题是?
①
如A,B互斥，则其对立事件也互斥
②
如A,B相容，则其对立事件也相容
③
如A,B互斥，且P(A)0,P(B)0,则A.B独立
④
如A,B独立，则其对立事件也独立
【单选题】
以A表示事件“甲种产品畅销，乙种产品滞销”，则其对应事件为？
①
甲种产品滞销，乙种产品畅销
②
甲，乙两种产品均畅销
③
甲种产品滞销
④
甲种产品滞销或乙种产品畅销