You can’t imagine what great difficulty I had _______ a ticket for Jay Chou’s concert in Zhengzhou.

A．to get

B．getting

C．got

D．get

16岁少女尚未月经来潮，周期性下腹痛6个月。近2天又出现腹痛伴大便坠感。查体：女性外阴，处女膜无开口，高度膨隆，呈紫蓝色。肛诊 * * 处为囊性包块。首先考虑的诊断是()

A．卵巢囊肿

B．巴氏腺囊肿

C．无孔处女膜， * * 积血

D． * * 壁囊肿

E．卵巢巧克力囊肿