Jim borrowed a Chinese book from his classmate. He () it for three days.

A．has borrowed

B．has lent

C．has kept

D．lend

28岁不孕妇女，痛经3年且逐渐加重。查子宫后壁有2个触痛性硬韧结节，右侧附件区扪及鸭卵大小、活动不良之囊性肿物，压痛不明显。

其右侧附件区囊性肿物最可能是（）.

A.卵巢滤泡囊肿

B.卵巢黄体囊肿

C.卵巢内膜异位囊肿

D.输卵管卵巢囊肿

E.多囊卵巢综合征