1 How many species of whales are there?2 What is the criterion to divide the main types of whales?3 What do whales use sounds for?4 Why do the campers take pictures of the whales' fins?5 Why do they contact other research groups?
species单复数形式相同,不存在specieses的形式。本句中从意思上判断应为复数,因此后面的动词应用are。而fish通常也没有复数形式变化,虽然有fishes的形式存在,但它只在强调各种不同种类的鱼时才用,如:to。 eat two fish(吃两条鱼),to catch a lot of fishes(捕到多种鱼)。结果一 题目 How many___known altog...
How Many Species Of Mammals Are There? We've done the research! Jump in to read about the ultimate mammals!
How many teeth do tiger sharks have? How many fish species are under the Ross Ice Shelf? How many endangered species are there in the ocean? How many gills does a basking shark have? How many sauropods species were there? How many species of whales live around Antarctica? How many babies...
Slippers B, Beer WZ de, Wingfield MJ, Hawksworth DL. 2006d. How many species of fungi are there at the tip of Africa? Studies in Mycology 55 - PW, IH, et al.Crous PW, Rong IH, Wood A et al (2006) How many species of fungi are there at the tip of Africa? Stud Mycol 55:13...
百度试题 结果1 题目4. How many known species of fish are in the Amazon River? A.6400. B.3000. C.48.相关知识点: 试题来源: 解析 B 反馈 收藏
Darwin thought that new species developed slowly, as populations of animals change over time.Not individual animals, but groups of them, over hundreds of thousands of years.In every group of animals, there's always a little difference. Some grow bigger, some are faster, and some might have ...
Nowadays, there are many celebrities who are famous for their glamour and wealth rather than achievements and this sets a bad example for young people. To what extent do you agree or disagree? Give reasons for your answer and include any relevant examples from your own knowledge or experience....
7. not clearly known how many animal species are in the danger of dying out.( )A.They areB.What isC.There isD.It is
正确答案:C 解析:本题的关键是数字信息的听辨和记录。根据原文“Around 380 million years ago,only 300 species groups were left in existence”,可以判断C是正确选项。 知识模块:句子听辨 听力原文:During the past 1. 65 million years, there have been four major episodes of global cooling, which resulte...