题目内容
3. Take a short walk. Believe it or not, it will give you as twice much energy as a candy bar.
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3. twice提到第一个as的前面倍数的表达有三种方式:倍数+ as +形容词/副词原级+ as;倍数+形容词/副词比较级十than;倍数+ the+n. +of。句意:进行短时的散步。信不信由你,那会让你获得比吃一块糖多一倍的能量。
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