选词填空

You may think there is nothing but sand in the desert of the world, but it is not true. In the desert we can____ stones. We can see hills, too. There is a little rain in the ____  , but it is not____  for most plants.
　　The animals are ____ to the desert people in many ways. The desert people eat the meat and drink the milk of the animals. They use their skins to ____ shoes, water bags and even tents(帐篷). They use the camels(骆驼) for____  things.
The people of the desert have to keep ____  from places to place. They must always look for grass or desert plants for their animals. They usually live in the tents. When there is mo more food for their animals, they take down their tents, put them on the camels and move to ____ place. The desert people are very____ . No man in the desert would ever refuse to help the people in ____  and give them food and water

为一本字典编上页码需要用5041个数字，问这本字典总共有多少页﹖

2013年6月13日，搭载聂海胜、张晓光、王亚平3名航天员的“神舟十号”飞船与“天宫一号”目标飞行器成功实现自动交会对接．对接后距离地面高度为h，地球半径为R，地球表面重力加速度为g，万有引力常量为G，求：

一锤定音（为画线字选择正确读音。）

涟漪____（yǐ   yī）           主宰____（zǎi   zhǎi）        熬汤____（áo   āo）

勾当____（dàng  dāng）       荣膺____（yīng  lìn）