GCSE数学重视考查学生对复杂概念的理解，以及解决问题所需的适度的批判性思维。与体制内初中不同的是，GC...
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生物则是Key concepts in biology/ Cells and control/ Genetics/ Natural selection and genetic modifica...
生物则是Key concepts in biology/ Cells and control/ Genetics/ Natural selection and genetic modifica...
2. 勾股定理和三角函数 （Pythagoras and Trigonometry）难点一是在一道题里要用三个公式：Sine rule, ...