第21题: [单项选择]—How did you play in the match
—Well, our team was ahead by 2 to zero during the first half, but we ______ in the last ten minutes. A. had lost B. have lost C. were losing D. lost 参考答案:D 答案解析:[解析] in/for/during the last/past+一段时间表示“在过去多长时间里做过某事”,与完成时连用,但本句中并不是这个含义,而是在“最后十分钟”出现的结果。
第34题: [单项选择]为确诊伤寒,阳性率最高的检测是 A. 血培养 B. 尿培养 C. 大便培养 D. 骨髓培养 E. 胆汁培养 参考答案:D 答案解析:确诊伤寒依赖于细菌培养阳性,常用血培养,第1~2周阳性率最高,骨髓培养阳性率高于血培养,尤其适用于已应用抗菌药物治疗及血培养阴性者,而其他三种培养阳性率均不高。