问:How many animals live in the ocean?(海洋里有多少种动物?) 答:海洋是地球上生物多样性最丰富的生态系统之一,据估计海洋中生活着数百万种动物,但许多物种尚未被发现和命名。 问:How many animals can be found in a rainforest?(雨林中有多少种动物?) 答:雨...
Dolphins are air-breathing animals that live in the sea. But how do they sleep? If they stop swimming to get some sleep, will they sink and drown? Giraffes have almost no deep sleep. Do they feel tired? Scientists studying seals and dolphins have made a surprising discover—these animals ...
For many animals in the ocean, crabs are food. That’s a problem for crabs. How can they stay off the dinner menu? One type of crab, known as the decorator crab, has found a clever solution. It “decorates” itself. Decorator crabs use seaweed to change their appearances so that preda...
根据“However, how long whales can live in fresh water has become a matter of some discussion because of several visits of whales to fresh water”可知此处是为了举一个鲸鱼到淡水的例子。故选C。 (2)题详解: 词句猜测题。根据“Because they are not used to the route they take, whales can ...
Dolphins are air-breathing animals that live in the sea. But how do they sleep? Giraffes have almost no deep sleep. Do they feel tired? Scientists studying seals (海豹) and dolphins have made a surprising discovery一these animals can sleep with one half of their brain while the other half...
8. How many ___(ocean) are there in the world? 相关知识点: 试题来源: 解析 7. best 8. oceans 7. best "Try our good" is grammatically incorrect. The correct phrase is "try our best," meaning to make every effort. 8. oceans The question asks "how many," indicating a plural nou...
21. How many layers are there in the ocean? A.3. B.4. C.5. D.6. A. Sunlight can't get to this layer. B. People can swim her e. C. It is freezing cold her e. D. A few animals can live he23. Which one is the right order about the layers of the ocean? a. The ...
How many fish live in the ocean twilight zone? An Eerie Place: The twilight zone of the oceans is an eerie place, where there is only a dim amount of light during the brightest times of the day. The official name for this zone, which spans 200 meters to 1,000 meters below the surfa...
Many animals are endangered. Some people argue that we should only protect animals that are useful to human beings. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words. Task 2...
Scientists study the ocean in many different ways. Although many marine(海洋的) scientists focus on animals in the ocean others seek to gain a better understanding of the ocean’s chemical and physical components (组成部分). Scientists are learning a great deal about the natural and human-caused...