第16题: [单项选择]齿线上部淋巴结汇流汇入:() A. 盆腔淋巴结 B. 主动脉周围淋巴结 C. 髂内淋巴结 D. 腹股沟淋巴结 E. 乙状结肠根部淋巴结 参考答案:A
第17题: [单项选择]Where did the manufacturer learn his craft A. At school. B. In university. C. From his grandfather. 参考答案:C 答案解析:[听力原文] Importer: What beautiful an ceramics you make! Manufacturer: I learned the craft from m