1.Inte long run, the most insoluble problem caused by population growth on earth will probably be the lack of ___. a.food b.oil c.space d.resources 2.Carl Sagan believes that Venus might be colonized from earth because ___ a.it might be possible to change its atmosphere b.its atmosp...
A very important world problem is the growing population on the earth.The population of the world today is more than 7,400,000,000.That is a great number and we know it quite well.The important thing is not how large the population of the world is now,but the rate of the growth.It...
1.根据A very important world problem is the growing population on the earth.可知答案。2.根据It is about 1.63 percent every year.可知答案。3.根据The important thing is not how large the population of the world is now, but the rate of the growth. It is about 1.63 percent every year.可知...
A very important world problem is the growth of population on the earth.The population of the world today is more than 6.5 billion.That is a ___① number and we know it quite well. The important thing is not how large the population of the world is now,but is the rate(率) of the...
3 . These special robots move around on farms. They can take pictures of plants and track (追踪) each plant’s growth. In the past, farmers had information about the weather and the earth, but they couldn’t track each plant. 4 . ...
根据原文...A very important world problem is the growing population on the earth.可知在地球 上一个重要的世界问题是不断增长的人口,故选C。 2.C 细节 解题。 根文... but the rate of the growth. It is about 1.36 percent every year.可知,增长率大约是每年1.36%, 也就是每年都按照1.36%在增长...
根据“They can take pictures of plants and check each plant’s growth”及“they didn’t have the time or ability to check each plant. Now, with these robots, they can”可知,机器人可以检查每一株植物。故选A。【小题3】词句猜测题。根据“The information will also allow farmers to only ...
1五、阅读表达A very important world problem is the growth(增长)of population on the earth. The population of theworld today is more than 6.5 billion. That is a(1number and we know it quite well. Theimportant thing is not how large the population of theworld is now, but is the rate(增...
A very important world problem is the growing population on the earth. The population of the world today is more than 7,200,000,000. That is a great number and we know it quite well. The important thing is not how large the population of the world is now, but therateof the growth....
The surface of the planet will still be too hot for men to land on it but the rain will eventually fall and in a few years something like earth will be reproduced on Venus. 1.In the long run the most difficult problem caused by population growth on earth will probably be the lack of...