子宫内膜异位症最多见于
A.直肠子宫陷凹
B.宫颈
C.腹膜
D.输卵管
E.卵巢
参考答案:E
Who ____________ to learn a new song? [ ]
A. wants
B. want
立井基岩的钻爆工作有何特点?炮眼应怎样布置?