The morning news says a school bus ______ with a train at the junction, and a group of policemen were sent there immediately.

A．bumped

B．crashed

C．collided

D．struck

女性，49岁，绝经1年，子宫稍小，右侧触及6cm×6cm×4cm囊实性肿物，活动欠佳，左附件正常。剖腹探查见少量血性腹水，细胞学检查找到可疑癌细胞，卵巢肿瘤切除快速切片组织学检查为腺癌。最恰当的治疗是（）

A.全子宫切除术及右侧附件切除术

B.全子宫切除术及双侧附件切除术

C.全子宫切除双附件及盆腔淋巴结清除术，术后化疗

D.全子宫双侧附件及大网膜切除术，术后化疗

E.全子宫双侧附件及大网膜切除术，盆腔淋巴结清扫，术后化疗