葡萄胎切除子宫的指征是
A.患者年龄>40岁,有高危因素
B.子宫大小>14周妊娠
C.患者要求切除子宫
D.防止子宫以外的远处转移
E.易于随访
参考答案:A
A few weeks later the first buildings ______ had been damaged were repaired .
A.which
B.that
C.where
D.in which
实行民主集中制就要严格遵守()的基本原则。
A.个人服从组织
B.少数服从多数
C.下级服从上级
D.全党服从中央