下列哪一项不是卵巢实质性恶性肿瘤()
A．绒毛膜上皮瘤
B．无性细胞瘤
C．实性畸胎瘤
D．内胚窦瘤
E．肉瘤
参考答案：A
165+（135+192）=（165+135）+192是运用了加法结合侓．______．（判断对错）
. Students are often reminded that chances _______ to the well-prepared.
A．belong
B．are belonged
C．are belonging
D．will be belonged
