第19题: [单项选择]急性支气管炎风热咳嗽的首选方剂是 A. 银翘散 B. 杏苏散 C. 桑菊饮 D. 清金化痰汤 E. 沙参麦冬汤 参考答案:C
第20题: [单项选择]By the end of the 1950"s, the suburban population of the United States totaled 60 million, approximately equivalence to the urban areas of the country.
参考答案:C 答案解析:答案:C
分析:同根形容词与名词的混用;将 equivalence 改为equivalent;完整的表达为 the suburban population of the United States