— How about your journey to Mount Emei?

— Everything was wonderful except that our car _______ twice on the way.

A．slowed down

B．broke down

C．got down

D．put down

女性，32岁，孕1产1，妇科普查发现盆腔包块，无不适主诉。妇检：子宫右侧可扪及一近3个月妊娠大小包块，活动好，无压痛。B超：子宫大小正常，右侧有一拳头大小、形态不规则、回声不均匀的低回声团，边界清。

最佳的治疗方案是

A．及时行剖腹探查术

B．及时行子宫切除术

C．卵巢放疗加化疗

D．物理治疗

E．中医疗法