____

I have nineteen apples．

上海迪士尼度假区于2016年春季开幕。历时7年设计并建设的全球首个“加勒比海盗”主题园区成为其最大亮点。这一根据华特·迪士尼旗下真人电影系列《加勒比海盗》创意形成的园区，将提供多项全球前所未有的互动娱乐及高科技体验。材料表明（    ）

①文化与经济相互影响、相互交融

②主题乐园等文化产业是文化交流的主要途径

③商业贸易能克服时空局限而成为文化传播的重要手段

④科技在文化发展中起了重要的促进作用

函数$y=\mathrm{l}\mathrm{g}\left(\mathrm{x}+1\right)$的定义域是(     )

    A new study says that American children have exciting after-school life. Many junior and senior students have a lot of interesting things to do in their free time. About 57% students have activities every day. 82% students have activities at least four times a week. American students spend their free time doing sports or enjoying arts, music and dancing. They like to have fun outside school because they can make a lot of friends during their activities.