Having a trip abroad is certainly good for the old couple, but it remains____ whether they will enjoy it.

A．to see

B．to be seen

C．seeing

D．seen

44岁，不规则 * * 出血5个月，妇科检查：宫颈均为菜花状癌组织替代，子宫前位，大小正常，欠活动，两侧浸润，质硬，未达盆壁。宫颈活检为鳞状细胞癌Ⅱ级，合适的治疗（）

A.化疗

B.广泛性子宫切除加双侧淋巴结清扫术

C.全子宫切除术

D.放疗

E.化疗后全子宫切除术