When the defeat must prepare a lesson successfully;
失败之时要预习成功；
The full use collective's strength, completes the collective to prepare a lesson again.
再充分利用集体的力量，做好集体备课。
So Chile is a good lesson in how to properly prepare for quakes.
所以智利对地震良好的准备是一个很好的经验。
So Chile is a good lesson in how to properly prepare for quakes.
所以智利对地震良好的准备是一个很好的经验。
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