【单选题】Which of the following statements is NOT true about in-store and online price matching?
A.
In-store value should never be given away by matching online prices.
B.
Price match should be limited to 10%–15% of a store’s sales as a type of sustainable couponing strategy.
C.
In a difficult situation, it is best to match online prices when requested by in-store buyers.
D.
Price matching can be viewed as a temporary measure and retailers should focus more on creating reasons for customers to patronize their stores.
【单选题】我国宪法和法律的基本价值取向是保障公民的( )。
【简答题】Whom should they ask if they have doubts about their job? Their __________.
【单选题】可吸入颗粒物是指能长时间漂浮于空气中很容易进入呼吸道和肺的颗粒物,一般直径小于或等于( )
【单选题】保障公民的( )是我国宪法和法律的基本价值取向。
【判断题】我国宪法和法律的基本价值取向是保障公民的自由与平等。( )
【判断题】利用数值方法求解常微分方程时,必须注意方程的稳定性。