◎ 题干
          that young babies learn to do things because certain acts lead to awards.
A.It is widely accepted
B.What is widely accepted
C.Which is widely accepted
D.That is widely accepted
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ that young babies learn to do things because certain acts lead to awards.A.It is widely acceptedB.What is widely acceptedC.Which is widely acceptedD.That is wi…”主要考查了你对  【therebe句型】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。