Our patients _____ faster recoveries and greater pain relief than patients undergoing open neck and back surgery. And they’re up and _____ around within a few hours of surgery. 

A．figure; walk

B．average; walking

C．calculate; walked

D．make; walking

评估方法的科学性，不仅在于方法本身，更重要的是评估参数必须严格与评估的价值类型相匹配。 ( )