已知一个正方体的体积为6a3,那么它的边长是( )。
It is usually thought ________ a little child says is truth.
A.what that
B.that what
C.which
D.that
超声发现盆腔肿瘤附近的膀胱壁黏膜增厚,应考虑为()
A.淋巴结肿大
B.膀胱炎
C.盆腔炎症
D.肿瘤浸润膀胱
E.膀胱水肿