The teacher said, "My son had the same experience as the little boy."

The teacher said that his son had __ the same experience as the little boy. [ ]

A. been      

B. have

C. had      

D. done

只对浅表真菌感染有效的药物是（）

A.制霉菌素

B.灰黄霉素

C.两性霉素B

D.克霉唑

E.米康唑