In some places,people farm too much.In other places,animals eat all the grass.And also people cut down too many trees.All these make the soil weak.Weak soil lets the deserts grow.This is a big problem(问题)because people cannot grow plants in the desert.People cannot build...
How many large deserts in Africa are mentioned in the text?A OneC ThreeB TwoD Four
There are 33 major deserts in the world that, when subdivided into smaller deserts, similar to mountain ranges, equal 71.Of those 71, 12 are in Africa, one is Antarctica, three are in the arctic basin, 26 are in Asia (including the Middle East), 10 are in Australia and New Zealand, ...
and the Arctic Ocean. Oceans cover about three-quarters of the earth's surface.不是所有的陆地都适合人们。(5) Some land is too dry. The land is called desert. Deserts cover one-fifth of the earth's surface. 1. How many people were there in the world in 2000?
generally combining total precipitation, how many days the rainfall occurs, temperature, humidity, and sometimes additional factors. In some places, deserts have clear boundaries marked by rivers, mountains or other landforms, while in other places, there are no clear-cut borders between desert and ...
Many parts of the world, which once had large populations and produced plenty of crops, have become deserts. 世界上很多地区一度人口众多,种植大量的农作物;现在,这些地区已经变成了沙漠。四、表示人口的\"多\"或\"少\",不用\"much\"或\"little\",而要用\"large\"或\"small\"。例如:...
This is one of the things I believe that many people in my country are completely unaware of that. If they think of China, they think there’s China and everybody is the same. No, it's a very great and diverse country. I've written about this in my songs. I've written about it...
It took them more than 3 years to cross the mountains and deserts of Asia. In the year 1275, they reached China. They stayed in China for almost 20 years, as guests of the emperor. He sent them on many trips around his empire. They found China far more advanced than Italy or any ...
右上腹疼痛半年，加重伴上腹部包块1个月。半年前无明显诱因出现右上腹钝痛，为持续性，有时向右肩背部放射。近1个月来，右上腹痛加重，自觉右上腹饱满，有包块，伴腹胀、食欲缺乏、恶心，无呕吐、腹泻，偶有发热(体温最高38．1℃)。患者发病来，大小便正常，体重下降约5公斤。既往有乙型肝炎病史15年，否认...
After dark deserts are very cold.Not many animals and plants can live in a desert because it doesn't rain very often. But one animal likes the desert — the camel. It has big feet to walk on the sand. It can live for a long time without water. Sometimes it doesn't drink anything...