按课文内容填空，一空一词（共15空，每空1分，满分15分）
小题1:报告显示：我们正在进步，但是我们必须作出更大的努力。
The report shows that we are making some________ but we need to make greater _______.
小题2:扩大后的欧盟有五亿多人口，是美国人口的两倍。
The European Union has a population of more than half a billion people, _______as ______as the population of the United States.
小题3:在美国，平均每年有800次龙卷风，造成大约80人死亡，1500 人受伤。
, there are 800 tornados in the US each year, about 80 deaths and 1500 injuries.
小题4:巴黎位于塞纳河畔，是法国的首都和最大城市。
Paris is the and largest city of France, the River Seine.
小题5:到它结束时，已有700多人受伤。
By the time it ended, more than 700 people .