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牛津譯林版高中英語(yǔ)選修七unit 2《fit for life》(reading2)教學(xué)設(shè)計(jì)(文件)

 

【正文】 , manage to do, due to, dream e true, heart attack. Step 3 Difficult language points Words: trial, thin(vt), risk, note, application, mass Sentence structure: 1. However, it was not until World War II that two other scientists managed to use new chemical techniques to purify it. 2. It was over a decade b
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