单纯疱疹的病程为自限性，但易复发，复发性疱疹多在（）周消退
A.1
B.2
C.3
D.4
参考答案：A
为了加强陆路贸易，汉朝对西域的直接管辖机构为西域都护府。
（）? He is not very well
A.Who is he
B.Wha tis he
C.How is he
D.Who he is
