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【单选题】
生物危害源造成实验室相关感染的原因包括A.
被锐器刺伤
B.
吸入气溶胶
C.
被动物咬伤或抓伤
D.
感染性材料处理不当
E.
以上都是
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【简答题】Turn these sentences into passive voice. 1) Dr. Smith takes good care of Mrs. Black. Mrs. Black _______________________ by Dr. Smith. 2) Students in Class One make use of many reference books. Many re...
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【简答题】Read these sentences and write in the missing prefix. The new government’s first policy will be to nationalize all state-owned industries and turn them into private businesses. (__________)
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