性能验证的 5W1H指什么 ()
（A）Why,When,What,Where,Who,How
（B）Why,When,Which,What,Where,How
（C）Why,Would,What,Where,Which,How
（D）When,What,Where,Who,How
参考答案
继续答题：下一题
（A）Why,When,What,Where,Who,How
（B）Why,When,Which,What,Where,How
（C）Why,Would,What,Where,Which,How
（D）When,What,Where,Who,How
