外阴上皮内瘤样病变是指()
A.外阴白色病变
B.外阴扁平上皮细胞增生
C.外阴硬化性苔癣
D.硬化性苔癣合并扁平上皮细胞增生
E.是一组外阴病变的病理学诊断名称
参考答案:E
— How long is it ___ the new math teacher came here?
— wo weeks. The students just wonder how ___ they can go with him.[ ]
A. since, far
B. when, soon
C. before, far
D. that, long
灰质