第3题: [单项选择]The reporters exposed the corruption of several senior officers in the government; consequently, these officers _________ to resign from office. A. have asked B. were asked C. had asked D. had been asked 参考答案:B 答案解析:[参考译文] 记者们曝光了几名政府高官的腐败情况,随之,这几名官员被迫辞职。
[试题分析] 此题为时态及语态题。
[详细解答] 使用主动语态的选项应先排除,使用过去完成时态则将时间先后顺序颠倒了,
第28题: [多项选择]火灾直接财产损失是指被火灾烧毁、()等所造成的损失。 A. 被火灾烟熏 B. 火灾中盗抢 C. 灭火中破拆、水渍 D. 火灾引起的污染 E. 火灾中受伤人员医疗费 参考答案:A, C, D
第29题: [单项选择]正常成人红细胞中没有() A. HbA B. HbA2 C. HbF D. HbH E. HbO2 参考答案:D 答案解析:正常成人Hb肽链主要组合形式有三种:α2β2,为成人主要血红蛋白,简称HbA,占90%以上;α2δ2,为成人次要血红蛋白,简称HbA,占1%~3%,α2γ2为胎儿主要血红蛋白,简称HbF,1岁以后直至