阅读

                                          大雾

      早上，白茫茫一片大雾。

     远处的山，山上的房屋，都看不见。近处的马路，马路上的车子和路旁的树，都像包着纱布，看不清楚。

     太阳升起来了，像一个火球，光线很弱，一点也不耀眼。等到雾散了，太阳才发出光芒来。

    High in thick bamboo forests in the misty, ____ (rain) mountains of southwestern China ____ (live) one of the world's rarest mammals: the giant panda, also called the panda, Only about 1,000 of these black-and-white ____ (relative) of bears survive in the wild.

    Pandas eat almost nothing ____ bamboo shoots and leaves. ____ (occasion) they eat other plants, fish, or small animals, but bamboo accounts for 99% of their diets.

    Pandas eat fast; they eat ____ lot, and they spend about 12 hours a day ____ (do) it. The reason is ____ they digest only about a fifth of what they eat. Overall, bamboo is not very nutritious. To stay healthy, they have to eat a lot-up to 15 percent of their body weight in 12 hours-so they eat fast.

    Pandas' molars(臼齿) are very broad and flat. The shape of these teeth helps the animals crush the bamboo shoots, leaves, and stems they eat to get the bamboo to their mouths, ____ hold the stems with their front claws, which have enlarged wrist bones that act as thumbs for grasping things. A panda should have at least two bamboo species where it lives, or it will starve. Pandas are shy; they don't go into areas ____ people live. This restricts pandas to very limited areas.

由于国家出台对房屋的限购令，我省某地的房屋价格原价为8400元/米²，通过连续两次降价a%后，售价变为6000元/米²，下列方程中正确的是（　　）

阅读材料，回答问题。

材料一：“难道农民的儿子生来颈上带着圈，而贵族的儿子生来在腿上带着踢马刺吗？……一切享有各种天然能力的人，显然是平等的。”“我不同意你所说的一切，但我将誓死捍卫你表达自己意见的权利。”

——伏尔泰(1694—1778年)

材料二：人们生来而且始终是自由的，在权利上是平等的；这些权利就是自由、财产、安全和反抗压迫；财产是神圣不可侵犯的权利；法律面前人人平等……

——《人权宣言》

平等一直是人类孜孜以求的美好理想。请联系材料，运用所学历史知识，简述法国民众是如何追求这一美好理想的。