1 . 在受伤处涂抹油膏不可取，因为这会阻碍伤口散热，而且可能引发感染。（汉译英）
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2 . 词性转换
1. severe adj. 极为恶劣的；十分严重的；严厉的→________________ adv. 极为恶劣地；十分严重地；严厉地
2. infect vt. 使感染；传染→________________ n. 感染；传染
3. pure adj. 干净的；纯的；纯粹的→________________ adv. 仅仅；完全→________________ vt. 净化；使纯净→________________ n. 纯净；纯洁
4. transform vt. 使改观；使改变形态 vi. 改变；转变→________________ n. 转化；转换；变换；改革
5. think v. 认为；思考→________________ n. 思想；思维；见解
6. find v. 发现→________________ n. 发现；调查结果；(法律)判决
7. initial adj. 最初的；开始的；第一的→________________ adv. 最初地
8. assist vt. 帮助；协助；援助→________________ n. 帮助；协助→________________ n. 助理；助手

9 . 根据句意，选择单词或短语并以其适当形式填空。             

A. strategy       B.embarrassment       C. infection       D.documentary        E. nationality

1. Exactly which bacteria cause the ________is still unknown.
2. Yesterday’s meeting was intended to make out a survival ________ for the company.
3. His ignorant behavior at the dinner table caused much ________ .
4. The great battle was vividly recorded in the ________film.
5. All applicants will be considered regardless of religion or ________.