大肠肛门急性大出血是指动脉出血达多少毫升以上()
A.500mL
B.800mL
C.1000mL
D.1200mL
E.1500mL
参考答案:C
you please pass me a piece of paper? I need to write down the telephone number. [ ]
A.Need
B.Must
C.Should
D.Could
简述柯夏创办的“托儿所”的教育内容和方法。