Three small fish lived in the sea. When they were very young, their parents died. They had to 1 each other day after day. Finally, they grew up and are 2 enough to swim deeper and further.

    One morning. the three fish were 3 to a shallow (浅) water by a big wave (浪). A small boat was taken there, too. It was hard for the fish to go back to the sea because the boat was right in front of them. The largest fish realized that they were 4 and said they had to find a way to leave there as quickly as possible. The second largest fish 5 with his elder brother, but the youngest one did not. He said that there was much 6 for their activities, so he would not worry at all and still swam around 7. At last, the largest fish returned to the 8 by jumping over the lowest part of the boat. The second largest fish also succeeded in 9 his elder brother in the other side of water. But the youngest one didn't follow them and still swam joyfully.

    Two hours later, when the 10 rose up, the water in the small shallow corner dried up. The fish who did not try to return to the sea died of lack(缺乏) of water.

螺旋和盘山公路都是____的变形。

用一句话概括下面这则新闻的主要内容，不超过20个字。

    杭州的建筑工地每年有1 000多个，如果把这些工地的围墙适当“美容”一下，它将成为街头一道独特的风景。为进一步打造“国内最清洁城市”，今后，杭州新开工的建筑工地的围墙都要美化。

现在不少城市的墙绘主要是广告，而杭州的墙绘则比较有江南特色，有些还融入了地域文化。有关部门要求杭州建筑工地的墙绘今后消除盈利性广告，逐步走向公益化，赋予其丰富的文化内涵，体现出杭州的文化特质。