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初中英语作文400字：Brave Volunteers brave volunteersno one can forget the disease sars. it was first found in guangdong province in late . the disease began to spread to the other part of china in the spring of . it killed hundreds of people and affected more than 8,000. chinese scientists have begun testing a sars vaccine on beijing volunteers. those volunteers are very young but their bravery is highly appreciated. i hope the new medicine will soon appear. |