治疗痰气交阻噎膈的主方是()
A.半夏厚朴汤
B.柴胡疏肝散
C.越鞠丸
D.启膈散
E.温胆汤
参考答案:D
Is this the first time that you _____ here?
A.visit
B.are visiting
C.had visited
D.have visited
15吨至30吨的货车,车重每增加1吨,费率下降()元/吨公里。
A.0.02
B.0.002
C.0.045
D.0.04