科举制在封建社会延续了一千多年，对我国历史有着深远的影响。下列对唐朝科举制度的表述正确的是（　　）

①在隋朝的基础上得到很大的发展                                                ②答卷的文体必须分为八个部分

③进士科、明经科是重要的考试科目                                             ④解答内容须遵循《四书集注》的观点，不能有自己的见解．

长江发源于____山，流经____、____、____、____（地形区），注入____海，划分长江上中下游的分界城市是____和____，是我国第____长河．长江水能资源丰富，主要集中在____游河段．有____和____之称．

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    What can people do when natural disasters (灾难) happen? Can we stop them? No, we can't. The only thing we can do is to   1    after the disasters.

    Last year I met Mr. Flood. It started raining and    2    raining almost a month: the water on the streets got higher and higher every day. We used   3   instead of cars. We lost lots of things, including our businesses, our jobs and our homes.Schools   4   and farms were destroyed. We ran out of food and clean water. In some places the water was higher than the buildings. I felt like we lived in a(n)    5    world.

    Because of the flood, lots of   6    broke out. Some people   7   . The soil and other things made the water become very, very    8   . That was in summer time, so though it was raining, the   9    was still high. The hot weather and dirty water   10    the air very bad. Hospitals didn't have enough rooms for   11   .

    When the flood was over, I looked around my city. The word “   12  ” can describe the situation. Everything was destroyed and lots of people were sick, but we were very  13  , I think.We had to   14    our city, take care of the sick people, and start our schools again. I just

   15    that one day, people can stop the natural disasters whenever they happen. After all, people are very clever.