女性生殖器良性肿瘤中最常见为（）
A.子宫肌瘤
B.卵巢皮样囊肿
C.卵巢浆液性囊腺瘤
D.卵巢黏液性囊腺瘤
E.卵巢冠肿瘤
参考答案：A
How ______ is it from the railway station to the museum?
A．soon
B．far
C．long
D．often
