题目

. All passengers ______, please fasten your seat belts and remain seated ______ the plane is landing.    A. on board; before               B. abroad; since     C. on the board; after    D. aboard; when 答案：D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