我们必须修正不让一个孩子掉队的错误。
这乃是不让一个孩子掉队错误所在，也正是我们必须用根本方法变革它的原因所在。
That's what's wrong with No Child Left Behind, and that's what we must change in a fundamental way.
这乃是不让一个孩子掉队错误所在，也正是我们必须用根本方法变革它的原因所在。
That's what's wrong with No Child Left Behind, and that's what we must change in a fundamental way.
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