The Smiths            all over the country. So they plan            foreign countries.       [ ]

A. have traveled; visit

B. traveled; to visit

C. traveled; visiting

D. have traveled; to visit

患者咳嗽痰少，经常痰中带血，血色鲜红，口干咽燥，颧红，潮热盗汗，舌质红，脉细数，此病的病机是（）

A.燥热伤肺

B.肝火犯肺

C.虚火灼肺

D.痰热蕴肺

E.以上均不是