第25题: [单项选择]预防苯中毒的根本性措施是() A. 改革生产工艺,以无毒或低毒物质代替苯 B. 作业环境定期监测 C. 通风排毒 D. 实施就业前和定期体检 参考答案:A
第26题: [单项选择]The Chamberlain's Men, in Shakespeare's time, were a remarkable group of people-excellent _____who were also business partners and close personal friends. A. actors B. students C. teachers D. writers 参考答案:A
第28题: [单项选择]Conversation 2A. A chess set. B. A tennis racket. C. A book on athletics. D. A pen. 参考答案:B 答案解析:[听力原文] What is the gift the woman bought at last