∫ π2 0sinxdx=(-cosx)|π20=0-(-1)=1,
故选D.
You should ______ what your parents expect of you.
A.live up to
B.stand up to
C.look up to
D.run up to
患者女性,40岁,体重60kg,因机械性肠梗阻长期胃肠减压而出现低渗性缺水。测血清钠为130mmol/L,如用5%葡萄糖盐水纠正首日应滴注量为
A.1000mlB.1500mlC.2000mlD.2500mlE.3000ml