四、表示对比1.概要两句: Fishes and birds migrate to feed. Some animals, such as a kind of mouse in northernEurope, move for more spaces to live in.你的衔接参考表达: Fishes and birds migrate to feed, while some animals, such as a kind of mouse in north-ern Europe, move for more spa...
Not long ago, he found that the bluebirds were nesting(做窝)in the dead trees which were often cut down, ___ he began to make bluebird boxes for the birds in order to save them. Now he wants to use these boxes to ___ the dead trees. He hangs these boxes up in trees and takes...
Mongoose: Famous for attacking snakes much larger than they are, mongooses are small, vicious creatures that feed on eggs, birds, reptiles and occasionally fruit. Sand Gazelle: Sand gazelles are a hardy species that can survive in a wide variety of terrains and migrate for food and water. Et...
mycotoxins on grain crops (economic effects of mycotoxins for maize and wheat producers) and effects of mycotoxins on man and animals (cattle, pigs and ... LL Charmley,A Rosenberg,HL Trenholm 被引量: 107发表: 1994年 Appraisal of their Practical Use Goitrogens in Animal Production and an Th...
Birds have nostrils on their beaks (喙) that can help them smell all kinds of things. When animals breathe air, they can also breathe in different smells. The nose can pick up on smells and send information to the brain by the olfactory system. We have an olfactory system, too. This ...
there were few predators,or meat-eating animals,on the islands,Europeans brought cats,rats, and dogs to New Zealand, The kakapos had never seen these animals,so they didn't know how to defend themselves,And they couldn't fly to escape.The predators ...
a具有扎实的计算机基础 Has the solid computer foundation[translate] aThey do not chew their food. They normally feed on small animals, big fish, birds and even human flesh 他们不嚼他们的食物。 他们在小动物、大鱼、鸟和甚而人的骨肉通常哺养[translate]...
Bird Conservation Zhi Xing is a student organization that focuses on wildlife conservation in UWC Changshu China. We aim to raise public awareness for wild animals’ protection and solve environmental issues. We frequently engage in bird watc...
选词填空1.一.make up,look into,step up,due to,in charge of1.Mr.Wang did not attend his class__his illness.2.I'm__the project.3.The manager promised that he would__it at once.4.He__his traning to prepare for the race.5.Six doctors and twelve nurses__the m
Overall, these data suggest that at least three items may be important to IAV transmission in the situations and envi- ronments outlined in this study. First, a mammal must acquire an IAV infection and must shed the virus, albeit these data suggest that animals that moderately shed the virus...