Some show up ready, but many do not at this criticaltime when young brains are developing rapidly.
有些学校已经准备好了，但仍有许多学校在孩子大脑快速发育的这个关键时刻，还没有准备好。
2
It's a very important explanation and much debated, that at a criticaltime in the battle, one technique would be that one side would give one great big shove.