修改时间：2021-06-04 浏览次数：51 类型：同步测试
You may think there is onlysand in the desert of the world,1itis not true. In the desert, as we know, there is a little2, but it is not3 for most plants. Still we can see some plants4 in the desert.
There is5 in some places in the desert.We6 these places oases. In the oases, there arevillages and towns. People grow7 kinds of crops in the fields there.
People8 live outside the oases. Theyhave camels, sheep and other animals. These animals depend9 the desert plants for theirfood and do not need10 water.
The11 are useful to the desertpeople in many ways. They eat the meat and drink the milk of the animals. Theyuse the camels for carrying water, food, tents and something else.
The people of the desert haveto keep moving from place to place. They must always look12 grass or desert plants fortheir animals. When there is no more food for their animals, they move to13 place. The desert people are14. No man in the desert would ever refuse15 the people in trouble andgive them food and water.
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