高铁血红蛋白还原试验正常人还原率为()
A．10%
B．25%
C．45%
D．60%
E．75%以上
参考答案：E
I'm thirsty. Give me some . [ ]
A. water
B. fish
C. noodles
Stand over there, ___ you’ll be able to see the oil painting better.
A．and
B．till
C．but
D．or
