在小分类的价格带配置过程中价格带中的最高价格越高越好。( )
A. 对
B. 错
分类中的最低价格代表了一个分类的价格入口,它并不会限定顾客群体。
A. 对
B. 错
According to the video,how many Canadians get flu every year?
A. 7 million.
B. 17 million.
C. 170 thousand.
D. 700 thousand.
Which of the following is NOT mentioned as a symptom of flu?
A sore throat.
B. A fever.
Coughing.
D. Sleepiness.