【简答题】"Frankly speaking, we receive tips from foreign guests, but very few from Chinese tourists. Also tips would mean not having to rely on commissions from souvenir shops, which many tourists hate," said ...
【简答题】Suppose you are a tour guide, Please an introduction to the famous scenic spots in China. And you can choose any scenic spot that you like. The following details should be included: Site、Histor...
【判断题】建设粤港澳大湾区是习近平总书记亲自谋划、亲自部署、亲自推动的国家战略,是新时代推动形成全面开放新格局的新举措,也是推动 “一国两制”事业发展的新实践。
【单选题】对于随机事件 ,下列说法正确的是( ).
C.
若 互不相容,且概率都大于零,则 与 相互独立;
【简答题】If you want to sell on Amazon, what selling tips and advise you can getfrom this guide?
【单选题】关于事件 A、B 的下列说法,正确的是
B.
若事件A、B 互不相容 ,则A、B 对立 。
C.
事件 A、B 相互独立 与互不相容没有必然的联系 。