消费者“黑箱”,即市场营销学中的“刺激-反应”模式(S-R公式)。
参考答案:对
(2014·福建省普通高中质量检查)Because of H7N9 bird flu,all the chicken markets in Shanghai have been closed and won’t open until further________.
A.sign
B.symbol
C.signal
D.notice
什么是股权收购?