To get a well-paid job,_____________.

A．it is absolutely necessary of one to have a good education

B．one will surely have to have a good education

C．having a good education is something we will sure do

D．a good education is surely something we can do without

病历摘要：患者男性，35岁。上腹痛2年余，周期发作，进食后腹痛可暂时缓解。最近1个月持续性疼痛，体检左上腹局限性压痛，钡餐提示胃部龛影，直径lcm，经内科保守治疗8周后疼痛略有减轻。胃手术后，指导病人饮食的原则是：（）.

A.腹痛消失后可进食流质

B.3天后可进食半流质

C.5天后可进食软食

D.肛门排气后可试行少量饮水或米汤

E.恶心、呕吐消失后可试行少量饮食

F.拔除胃管后可少量饮水;拔除胃管后第3天进全量流质;拔除胃管后第2天可进半量流质饮食