题目

Travelers have camped and used packs for centuries. In 1914, the word “backpack” in relation to a travel pack first  __31__ (appear) in America. Now backpacking is a popular outdoor activity. Backpacking involves hiking to a camping place. Hikers always carry packs __32__ contain food and necessary items. Backpacking usually involves at least one night of outdoor camping, and can last for months if hikers add to __33__ supplies along the way. Many __34__ (mountain) regions of the world are popular among backpackers. Backpacking is __35__ (usual) done in groups of two or more, __36__ some关于欧洲西部旅游景点的说法，正确的是（　　）A．英国的峡湾风光引人入胜B．伦敦的艾菲尔铁塔令人景仰C．南部地中海沿岸国家的海滨沙滩优美宜人D．芬兰的花卉尤其是郁金香闻名世界