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
参考答案:D
—When _____ you _____ this book?
—I ____ it for two weeks.
A. have; bought; have had
B. did; buy; have had
C. have; bought; bought
D. did; buy; have bought
浸出法制油工艺的类型及主要区别