读“北极地区和南极地区图”，回答下列问题。

围绕我国“社会主义初级阶段”，下列说法正确的有（  ）
①人民日益增长的物质文化需要同落后的社会生产之间的矛盾贯穿这一阶段的全过程和社会生活的各个方面
②我国处于并将长期处于这一阶段是当代中国最基本的国情
③这一论断告诉我们，就发展程度而言，我国社会已经是社会主义社会，它决定了我们只能从这个实际出发，而不能超越这一历史阶段
④是我们党和国家制定路线、方针、政策的依据

已知cosα=-$\frac{4}{5}$，sinα=$\frac{3}{5}$那么角2α的终边所在的象限为（　　）

阅读下列图文材料，据此回答下列两题。

材料一  巴西、俄罗斯、印度、中国被称为“金砖四国”（BRIC），2010年11月南非申请加入后，将“金砖四国”更名为“金砖国家”（BRICS）。

材料二“金砖国家”领导人第三次会晤于2011年4月14日在海南省三亚市举行，***主席出席并主持领导人会谈。本次会晤主题是“展望未来、共享繁荣”，议题包括国际形势、国际经济金融问题、发展问题以及金砖国家合作。

材料三“金砖国家略图”（比例尺不同）。

根据短文理解，从A、B、C、D四个选项中选择最佳答案填空。

    Tolstoy, the great Russian writer, liked to walk about in a railway station near his home. One day when he was walking up and down as usual, looking at people getting on and off the 1, he heard a lady 2 after him, “Hey, you old fellow, go and fetch my handbag in the 3  room which I left there.”

    Tolstoy 4 there. He 5 the bag up and walked quickly along the platform (站台）. At the same time the lady was waiting beside the carriage, looking  6. When at last the old man gave the bag back to her, she opened it to 7 sure nothing was missing. “Good, old man,” said the woman. “You are just as 8 as I hope. Here you are.” Tolstoy 9 the coin and put it into his pocket with a smile.

    But the woman was very 10 when she heard that he was Tolstoy, the author (作者）of the great novel WAR AND PEACE. How interesting it was!