确定肿瘤最直接可靠的依据是
A．感染性休克B．神经性休克C．心源性休克D．损伤性休克E．失血性休克
参考答案：A
"An idea" as used in Line 5, refers to ______.
A．a model of matter
B．emission of electromagnetic radiation
C．quantums
D．the equation that described the distribution of radiation accurately over the range of low to high frequencies
消费者因经营者利用虚假广告提供商品或者服务，其合法权益受到损害应如何要求赔偿
