第12题: [单项选择]目前已知效果最确切并能长期应用的防菌斑药物是 A. 1%过氧化氢液 B. 3%过氧化氢液 C. 0.05%氯己定(洗必泰)溶液 D. 0.12%氯己定溶液 E. 2%氯己定溶液 参考答案:D 答案解析:目前已知效果最确切并能长期应用的防菌斑药物是0.12%氯己定(洗必泰)溶液。
第28题: [单项选择]Which of the following has a problem A. computer B. ink C. printer 参考答案:C 答案解析:[听力原文] F: Hello, this is Harris Training Center. We bought two printers from you last week but no
第34题: [单项选择]Hardly (did he hear) his mother's (calling) (when) he realized that it (was already dark). A. did he hear B. calling C. when D. was already dark 参考答案:A 答案解析:应改为had he heard.固定句型:Hardly had….when一….就,相当于as soon as…。
第35题: [单项选择]()是全面质量管理的一个特征。 A. 目标管理 B. 由其他员工进行在职培训 C. 最后的质量检查 D. 教育以及自我提高 参考答案:D 答案解析: