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第一单元 1.Having a good diet is probably the best way to stay healthy. 拥有一个好的饮食习惯可能是保持健康的最好方法 2.Fruits and vegetables are the foundation of a healthy die 阅读全文
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第一单元 A study has raised questions about a widely held belief involving cholesterol. The belief is that high levels of so-called good cholesterol in th 阅读全文
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Unit 1 The Doctrine of the Mean is the core of Confucianism. The so-called "mean" by Confucius doesn't mean "compromise" but a "moderate" and "just-ri 阅读全文
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U1 Words in use 1.As the gender barriers crumbled , the number of women working as lawyers, doctors, or bankers began to increase significantly from t 阅读全文