解析 Birds **migrated** from north to south last week. 问题是 Birds___(migrate) from north to south last week. 空格处需要根据句意及语法规则填写单词。 句子意思是:鸟类上周从北方迁徙到南方。 last week提示句子应该用一般过去时,migrate的过去式是migrated。反馈...
To survive the European winter, the northern bald ibis(秃鹃) — which had once disappeared entirely from the wild on the continent - needs to migrate south for the winter, over the Alps, before the mountains become blocked. But shifting climate patterns have delayed when the birds begin to ...
People plant a great number of young trees in the mountains.When the trees grow big and tall enough, they are cut down by workers and carried out of the mountains to the paper mill where fine paper is made from wood.Then it is taken to every corner of the country and used for differe...
Many birds migrate during the winter season. Common Curiosities What causes a Season to change? The Earth's axial tilt and its orbit around the sun cause seasons to change. 14 How is Climate different from daily weather? Climate is the long-term average of weather patterns, while daily weath...
3.What season do you think is most suitable for work and study? It must be the autumn. That is a joyful season with beautiful sceneries. Autumn weather is unpredictable and beautiful. It is the transition from hot to cold weather. Trees bare their leaves, birds migrate south and the night...
Birds are able to fly because of their light bones, strong breast muscles, and their wings. The shape and size of a bird's wings help it to stay in the air. Flight is helpful to birds so that they can fly south for the winter, fly away from predators, and get an aerial view of...
Many animals undergo seasonal migrations, escaping the cold regions far from the equator in the winter and moving to warmer climates in the temperate or subtropical regions. The annual migrations are remarkable not only for the number of animals that perform them but also for the distances they ...
Or really why whales in the cold water of the Northern Hemisphere head south for the winter. Now, not all kinds of whales migrate, but most baleen whales do.And interestingly enough, we still don't really know why the baleen whales migrate. We do have several theories, however, which I...
When most people think of migration, they think of birds flying south to escape the cold winter. Many other animals migrate to breed, feed, stay warm, find water, and even fall asleep Animals follow paths that have been passed on for generations ensuring the survival of their species. 我来...
根据“breath”可知,句子是一般现在时,主语the temperature of是单数形式,动词用三单形式,故填drops。 (10)题详解: 句意:在秋天,这些动物通过吃很多食物并储存为身体脂肪来为冬天做准备。根据“these animals get ready for the winter by eating much food and storing it as body fat”及首字母可知,这是...