问答题：
中日关系世界瞩目，近年来一个钓鱼岛使得中日关系到达冰点，一度都好像闻到硝烟的味道，回顾历史，战争也在影响着世界历史的进程。
(1)第一次世界大战爆发的根本原因是什么？帝国主义国家争夺的目标主要是什么？
(2)第二次世界大战爆发后使得规模扩大到最大的事件是什么？什么事件标志着世界反法斯西力量的联合？
(3)两次世界大战深刻改变了世界格局，战后分别形成了什么世界格局？
(4)持续近半个世纪之久的美苏冷战也是一场世界瞩目的“战争”。这场“战争”开始的标志是什么？说出20世纪五六十年代美苏争霸的典型事例一例。
(5)目前世界格局的较量也是一场“战争”，为了在这场“战争”中占据有利地位90年代西欧国家采取了什么重大举措？你觉得左右这场“战争”结局的最关键“武器”是什么？

某次会议后，一位美国记者说：“周恩来并不打算改变任何一个坚持反共立场领导人的态度，但是他改变了会议的航向。”周恩来能够改变这次会议航向的主要原因是他代表中国政府提出了（   ）

    Hello, everyone! I am your1 today. First, I'd like to 2 you something about London before we3London is a very big city of England. The people here are friendly. They are always 4 to tell visitors something about the city.

    London is a busy place. People_5hard. They are very 6 all the time (一直). London is also a very beautiful city. It has a lot of parks and gardens (花园). When you are in London, you can7the British Museum. It can tell you a lot of 8stories. You may also visit9 place. It is the River Thames. It's long and wide. There are many boats on the river.

    May you have a good10！We will get to London in two hours. Now let's have a guessing game.