外研版高中英语必修一《完形填空》专项练习题（含答案）1

1、外研版高中英语必修一完形填空专项练习题（含答案）Vast parts of Earth should be left wildTo avoid mass extinctions of plants and animals， governments should protect a third of the oceans and land by 2030 and half by 2050， with a focus on areas of high biodiversity So say leading biologists in an editorial in the journal ScienceThis isnt just about saving biodiverse areas， says Jonathan Baillie of the National Geographic Society，one of the authors It is also about saving ourselves by protecting 1 natural systems， or ecosy

2、stems，and their benefits to us， known as ecosystem services We are learning that the large areas that remain are important for providing services for all life The forests， for example， are 2 for absorbing and storing carbon， says BaillieAt present， just 3.6 per cent of the planets oceans and 14.7 per cent of land is protected by law At the 2010 Nagoya Conference of the Convention on Biological Diversity， governments agreed to protect 10 per cent of the oceans and 17 per cent of land by 2020But t

3、his isnt nearly enough， says Baillie In the editorial， he and his coauthor， YaPing Zhang of the Chinese Academy of Sciences， want governments to set much bigger 3 at the next major conference on biodiversity in 2020We have to enormously 4 our ambition if we want to avoid an extinction crisis and if we want to maintain the ecosystem services that we 5 benefit from， says Baillie The trends are in a 6 direction， its just we have to move much fasterIt is hard to work out how much space is needed to

4、preserve biodiversity and ecosystem 7 ， the pair say， because there is so much we dont know about life on Earth like how many species there are 8 ， most estimates suggest that between 25 and 75 percent of high biodiversity regions or major ecosystems should be protectedTherefore，we， including governments，should be 9 when setting goals and strategiesThere is no doubt that we need far more land and sea 10 for conserving and retaining nature，says James Watson at the University of Queensland in Aust

5、ralia Targets like 50 per cent are in the right ball park when it comes to the minimal 11 of area needed to conserve biodiversityBut Watson and others stress that which areas get protected is even more important than the overall percentage The key thing is to protect the right areas， says Jose Montoya of the Station for Theoretical and Experimental Ecology in Moulis， France If we 12 protect a proportion of the territory，governments will likely protect whats easy， and thats usually areas of 13 bi

6、odiversity and ecosystem service provisionIn fact， a third of the 3.6 percent of land that is already meant to be protected is actually being 14 ，Watsons team reported last month So only 15 areas to be protected isnt enough1Astricter Bwider Csafer Dsimpler2Aunique Bsufficient Ccritical Dfit3Aexamples Bvalues Cawards Dobjectives4Aincrease Bachieve Clack Dfrustrate5Abarely Bcurrently Croughly Dthoroughly6Aopposite Bfixed Ccomplex Dpositive7Aapproaches Bmanagement Cbenefits Ddegradation8ATherefore

7、BFurthermore CHowever DOtherwise9Aconcerned Bchangeable Cfirm Dcautious10Adeserted Bsecured Cmeasured Ddistributed11Adamage Bcost Camount Dstandard12Acompletely Bmerely Cvirtually Ddesperately13Amass Btropical Cmarine Dlow14Aexploited Bexpanded Crestored Ddiscovered15Adeveloping Bcovering Cdeclaring Dutilizing In Germany， its normal to wear your own clothes at school， since there are no rules about uniform So why did a few schoolmates and I spend two days 16 around the school in uniform？ In fact

8、， during these two days， a rather 17 event took place： our MUN （Model United Nations） ConferenceIt is a conference 18 for students from all German schools who want to see how the United Nations really works They get an opportunity to 19 a country， maybe one they dont know much about， and 20 debate with other students from different 21 on real problems the world is facing now The aim is to write a 22 at the end， which will help deal with themThe 23 of our conference was Transcend Borders： Discove

9、r Peace， which 24 that the students would be looking at what caused 25 among countries and how to overcome it Transcend is just a longer 26 for crossHowever， the students 27 breaking down not only physical national boundaries， but also those 28 different nationalities Of course， this included how to help others who are forced to flee their homeland， for the people 29 all studentsNot only was the conference a 30 of thinking about difficult global problems， but also everyone had to speak in English whi

《外研版高中英语必修一《完形填空》专项练习题（含答案）1》由会员s**分享，可在线阅读，更多相关《外研版高中英语必修一《完形填空》专项练习题（含答案）1》请在金锄头文库上搜索。