题目

The number of people in the world ______ about 6 billion and large quantities of waste ________ each year.        A. total; has been produced                               B. totals; is produced        C. totals; are produced                                      D. total; are being produced 答案：C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