题目

 Most parents encourage their children to take an active part in social events,________ those events do not interfere (干扰) with their studies.    A.as though           B.until         C.unless    D.so long as 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