A . 0.9%NaCl80ml，5%NaHC0₃40ml
B . 0.9%NaCl80ml，1.8%NaHCO₃40ml
C . 0.9%NaCl80ml，10%葡萄糖40ml
D . 0.9%NaCl40ml，5%NaHC0₃80ml
E . 0.9%NaCl80ml，1.4%NaHC0₃40ml