Fish can be found in rivers, lakes, swamps(沼泽地),seas, and oceans. Fish always need water to live. Perch(鲈鱼), sunfish(翻车鱼),bluegill(太阳鱼),salmon(鲑鱼), trout(鳟鱼), and tuna(金枪鱼)are some common fish.Fish are vertebrates, so they have backbones. They have scales(鳞片),...
活学活用阅读短文,补全句子。1. Fish can be found in rivers,, swamps, seas and oceans.2. Fish are cold-blooded and are covered with3. Fish can breathe from the water.4. Fish are good swimmers because they have5. Many fish do not because they have swim bladders. 相关知识点: 试题...
因为river前面没有加定冠词the，没有特指那条河，所以要加s
·Marine:marine fish are what you see in tropical waters (not to mixed up with a tropical tank) such as the Mediterranean and the ocean, these fish are the hardest to keep but are very colourful. ·Tropical:tropical fish are found in rivers in hot countries, these are the most common t...
"In 20 years of researching giant fish in rivers and lakes on six continents, this is the largest freshwater fish that we've encountered or that's been documented anywhere worldwide," Hogan said. "This is an absolutely astonishing discovery, and justifies efforts to better understand the myster...
Fish swim in rivers,lakes,streams,deep blue seas or oceans.Let's go into the water and look at them. Fish can swim alone (独自)or swim(1) A a friend.They can swim in a bunch,too.A bunch of fish is called a school.A school has lots of fish.They are a(2) C.The fish help ...
【题目】4. Are there any ___(fish) in the rivers? 相关知识点: 试题来源: 解析 【解析】【答案】fishes 【核心短语/词汇】river:河流 【翻译】河里有很多鱼吗? 【解析】fish作为鱼的种类时,是可数名词,fish es:表示很多种类的鱼,前面用的是are,所以这 里填fishes ...
Variations in visible genetic polymorphisms are assumed to decrease in populations on small islands because of intense founder effects, genetic drift and i... M Hayashi,S Chiba - 《Biological Journal of the Linnean Society》 被引量: 57发表: 2004年 Integrated route to the L-aldohexoses using a...
Farmed Fish Found in Angling RiversO'Sullivan, Kevin
In a paper published in the international journal Diversity, Opsariichthys rubriventris is described as a unique species endemic to Guangdong, residing in the upper reaches of rivers in the Pearl River basin. The species can be distinguished from its relatives by several characteristics, including 13...