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【多选题】
关于建构主义数学教育的基本主张,下列说法正确的是?A.
教师要为为儿童提供实物,让儿童自己动手去操作。
B.
数学学习必须重视让儿童在学习过程中进行探究、思考、发现和迁移。
C.
概念的获得不是给予—吸收的过程，而是学习者在适宜的环境下主动建构的过程。
D.
教师对儿童思维的激发和启发、儿童对知识的理解和经验的迁移都需要以儿童的记忆与理解为前提。
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举一反三
【单选题】按住_______键，用椭圆工具可以绘制出正圆。按住_______键，用矩形工具可以绘制出正方形。
A.
Shift、Shift
B.
Ctrl、Ctrl
C.
Alt、Alt
D.
Space、Space
【单选题】It's dark, I would rather_________ in bed than________ a walk outside. [ ]
A.
lie, take
B.
to lie, to take
C.
lie, to take
D.
to lie, taking
【简答题】观看下面视频 中国餐饮业2019数据 请问哪一年我国餐饮产业收入超过4万亿?
【单选题】Taiwanis a beautiful island and it’s _________ the east of Fujian. A. in B. on C
A.
Taiwanis a beautiful island and it’s _________ the east of Fujian. A. in
B.
on
C.
to
【单选题】Men lie to women. At the heart of many men's lies, however, is the male ego. Men lie to build themselves up or to conceal something. They are more likely to lie to enhance themselves than women are Me...
A.
they think their partners set much store by their success
B.
according to tradition as a man they must succeed
C.
success is important to both men and women
D.
they are defined as success by our culture
【单选题】使用钢笔工具创建直线点的方法是()
A.
用钢笔工具直接单击
B.
用钢笔工具单击并按住鼠标键拖动
C.
用钢笔工具单击并按住鼠标键拖动使之出现两个把手，然后按住Alt(Win)/Option(Mac)键单击
D.
按住Alt(Win)/Option(Mac)键的同时用钢笔工具单击
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