对放疗极敏感的卵巢肿瘤是（）

A.成熟囊性畸胎瘤

B.未成熟畸胎瘤

C.颗粒细胞瘤

D.无性细胞瘤

E.内胚窦瘤

The goods are to be( ) in p wooden cases.

A．pack
B．packing
C．packed
D．have packed