题目

1998年科学家在南极洲发现大批企鹅死亡，经解剖化验发现其体内含有超量氰化物和大量含铅的有害物质，下列各项中造成此后果的主要原因是 A．人口增长，人类用水量增加 B．食物链被破坏，企鹅食物不足C．工厂废水和人类生活污水的任意排放   D．二氧化碳气体增多，全球气候变暖  答案：C解析:略 根据短文内容和首字母提示，在下文空格处填入适当的词使短文完整。（每空一词） Autumn is a season of both harvest and planting. Similarly, when we step into college, we harvest the hard work from high school, and at the same time, we plant hope for our f 1.  . Farmers take care of the plants and irrigate(灌溉) them with much e  2.  . We college students should also make full use of our time and work hard so t__3.___we can have a good harvest when we graduate. Yangzhou University is a good place to plant our dreams. A___4.__ a student of Yangzhou university, I always feel proud and lucky to have a c__5.___ to study here. It is a college w  6.   long history. People around me always c__7.__ for me, encourage me, and give me love.   Every year in autumn, my college w__8.___ new students and guides them to realize their dreams. They’ll spend the best time of their lives to look for the v__9.___of life here. I believe that Yangzhou University students will make great achievements someday, because our college is like a__10.___ and we will harvest what we plant here.