how to improve the reading level to 20？
时间：10-02
整理：3721RD
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How many points do I need to get into 20 reading level?
thanks！
thanks！
What do you mean? What is your situation?
我们大家需要中文的资料，哪怕是简单的英文翻译资料也好呀，这样学习起来也快些