—Why is Maria so nervous?  Because she doesn't know ________at the big party．

A．to wear what

B．to wear how

C．what to wear

D．how to wear

下列关于卵巢巧克力囊肿的描述，错误的是（）

A.半数以上累及双侧卵巢

B.囊肿直径多>5cm

C.单发或多发囊肿

D.病理为黄体囊肿

E.囊肿常与邻近结构粘连