48个英语音标书签
英语音标闪卡-(字母名)音标练习
音标学习从正音单词开始
正音单词清单 pdf版
新课标下，小学英语学习的“七种武器”
成年人如何高效的学英语
成年人这个阶段，基本上都是上有老下有小的情况，或者是工作特别忙，所以如果你已经上班但是在学习英语过程中觉得很吃力.可以试一试这个方法，让你跳出目前的教材和学习体系,站在一个不同的角度,从而给自己学习英语找到一个全新的切入点.
继续阅读“成年人如何高效的学英语”单词，不是用来背的
[四级]600,000 Particles of Skin
It is estimated that humans lose about 600,000 particles of skin every 60 minutes. Do some simple arithmetic and that equates to about 1.5 lbs(pound) of dead skin per year.
[初中] Planet Nine
Scientists say that there is a ninth planet in our solar system(太阳系). The planet is 10 times bigger than Earth. It is 20 times farther away from the sun than Earth.(web)
[高中] New 3D printing method
New 3D printing method promises faster printing with multiple materials. Researchers at Stanford have developed the method. Their design is 5 to 10 times faster than the method currently available.(Newsletter Science X)