第22题: [单项选择]Freight costs were reduced to 10% of what they had been because of ______. A. the decline in taxes B. the construction of the railroads C. the construction of the Erie Canal D. the development of industry 参考答案:C 答案解析:[解析] 由第六段前两句话The canal produced an immediate effect.Freight costs were cut to about onetenth of what
第31题: [单项选择]浮紧脉的主病为( ) A. 风痹疼痛 B. 风邪伤卫 C. 风热袭表 D. 风痰阻络 E. 脾肾阳虚,阴寒凝滞 参考答案:A 答案解析:[解析] 浮紧脉一般多见于表寒证,本题中五个选项中无表寒证,则选风痹疼痛,因为浮紧脉亦可主风痹疼痛,因风邪侵袭机体可见浮脉,邪气阻络,正气与之相搏,使脉道紧张又可见紧脉。