题目

阅读下面材料，在空白处填入1个适当单词或括号内单词的正确形式。They had been on 【1】 (we)planets for millions of years，but 2018 was the year several species 【2】 (official)died off for ever.Three bird species went extinct this year，two of 【3】are songbirds from northeastern Brazil.A 【4】 (disturb)trend is that mainland species are starting to go extinct，rather than island species.The species 【5】 (wipe)out in the wild resulted from many factors such as the creation of dam and trapping 【6】 trade.Beyond birds，other animals such as the vaquit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