排便时和排便后剧烈疼痛，且流鲜血，便秘
A．"铅管"征B．"鹅卵石"征C．"鸟嘴"征D．"杯口"征E．充盈缺损
参考答案：E
The young lady responded to my greeting with a ______ look as if I were air, which made me feel somewhat embarrassed.
A．vacant
B．grateful
C．desperate
D．curious
企业在编制年度财务会计报告前，应当全面清查财产、核实债务。（ ）
