一Is your brother interested in art?

一Yes, he often ________ a lot of time ________．

A．takes；painting

B．spends；painting

C．costs，to paint

D．spends；to paint

成年人生长激素过多将导致（）

A.毒性腺瘤

B.单纯性甲状腺肿

C.黏液水肿

D.肢端肥大症

E.巨人症