子宫内膜癌的癌前病变是()
A.子宫内膜上皮内瘤样病变
B.子宫内膜腺囊型增生过长
C.萎缩型子宫内膜
D.高度分泌型子宫内膜
E.子宫内膜间质增生
参考答案:A
中央室向周边室的室间转运速度常数()
A.Xc
B.Xp
C.κ10
D.κ12
E.Κ21
_______ my parents’ help, I begin to catch up _______ my classmates.
A.With, to
B.Under, with
C.With, with
D.To, to