1 How many endangered species are there? 2 Which animal has red, orange or yellow stripes? 3 Which animal has a spotted tail? 4 Where does the Lehmann's poison frog live? 5 Which animal has got spots on its wings? 6 What did they do to protect butterflies in Taiwan?
解答 答案:D.根据真正主语how many animal species are in the danger of dying out可见空白处应为形式主语,纵观选项,唯有it可担当形式主语,故选D.注意区分主语从句B选项what…is 从句,就对了. 点评 本题考查it 形式主语,结合语义的基础上便能选出正确答案,同时要注意与主语从句不要混淆.练习...
Many different countries have most shops and products as the same. Some consider it a positive development, whereas others consider it negative. Discuss both views and give your opinion. Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at...
Humans share Earth with many different kinds of wildlife. However, many of our animal friends may not be around for much longer. According to the Living Planet Report released by the World Wildlife Fund (WWF) in October, populations of several animals, including mammals (哺乳动物), birds and...
1. How many wild animals are facing bad tre atment according to WAP? A. More than 100. B. Hundreds. C. T housands. D. About 550,000.2. T he underlined words "such places" refer t o(指) the places for A. foreign travelers B. sick elephants C. wildlife protection D. animal tour...
However, when you contemplate the very minor phyla that only have a few species in them, it's probably entirely probable that there have been some major dead ends there. To get to the point where they are a phyla in the first place would take a lot of time and evolution though. ...
【1】 How many groups of mice are there finally in all in the experiment? A.Four. B.Five. C.Six. D.Seven. 【2】What's the main idea of the text? A.The biological clock regulates mood in humans. B.People born in winter are at higher risk for physical health disorders. C.Being ...
There are manytypes of Dolphinsin the sea. By reading this article, You will knowhow many types of Dolphins There are & Where They Live. Also, You can read, Introduction of Dolphins How Dolphins Help People? Top 10 Different Types of Dolphins ...
What makescan eat several species,it can survive the extinction(灭绝) ofthe populations of different species the way they are? Why areone of them. And if a predator can move on to another speciesthere so many flies and so few wolves? To findan answer,that is easier to find when a ...
How many species of insects are there? More than half of all the animal species described by science are insects, and it is estimated that there are more than five million extant species. That’s a lot ofbeetles,butterflies, moths,ants,bees, wasps, flies,termites,crickets,grasshoppers, cockro...