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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】儿童年龄特征是指()
A.
同一年龄阶段的人表现出来的典型的特征
B.
和儿童生理成熟有关的年龄特征
C.
儿童在每个年龄阶段中形成并表现出的一般的、典型的、本质的心理特征
D.
每个具体儿童的个别差异
【单选题】It seems hard to watch someone yawn and not to yawn ourselves. Even reading about yawning can make you do it. Now, a new study has found why yawning has such a powerful force. Yawning when others yawn...
A.
It is natural to yawn back if people around you yawn.
B.
Some kids are too young to yawn after others.
C.
Yawning can be used to test children’s development.
D.
Kids with autism yawn easily when others yawn.