第11题:[单选题] According to Paragraph 2,volunteering is rewarding because . (D) A. you're able to impact others' lives B. seeing how you change others' lives is powerful. C. you can help those in need. D. All of the above 参考答案:D
第12题: [单项选择]According to legend, Daniel Webster made a ______ with Satan, but managed to talk his way out of it at the last moment. A. economy B. standard C. van D. compact 参考答案:D 答案解析:(compact契约,合同)。句意为:根据传说,丹尼尔·韦伯斯特与撒旦签了一个契约,但是在最后通过谈判的方式设法使它失效。A.economy经济;B.standard标准;C.van运货车。
第19题: [单项选择]男,40岁,烧伤后3小时入院。疼痛剧烈,感口渴。面色苍白,心率150次/分,BP85/65mmHg,头颈部、躯干部布满大小不等水疱,可见潮红创面。两上肢呈焦黄色,无水疱。该病员Ⅲ度烧伤面积各为:() A. 1×9% B. 2×9% C. 3×9% D. 4×9% E. 5×9% 参考答案:B 答案解析:患者烧伤后头颈部、躯干部布满大小不等的水疱,由于有水疱形成,故为Ⅱ度烧伤。两上肢呈焦黄色,无水疱形成,此为Ⅲ度烧伤。根据中国新九分法,计算该伤员Ⅲ度烧伤的面积为2×9%。
第36题: [单项选择]铁盐检查法中,50ml溶液中所含待测杂质的适宜检测量为() A. 0.002mg B. 0.01~0.02mg C. 0.02~0.05mg D. 0.05~0.08mg E. 0.1~0.5mg 参考答案:C 答案解析:硫酸盐检查法中,50ml溶液中所含待测杂质的适宜检测量为0.1~0.5mg;铁盐检查法中,50ml溶液中所含待测杂质的适宜检测量为0.02~0.05mg;重金属检查法中,35ml溶液中所含待测杂质的适