炎德英才大联考·长沙市一中2024届高三月考试卷(五)5英语答案正在持续更新，本期2024衡中同卷单元卷答案网为大家整理了相关试题及答案，供大家查缺补漏，高效提升成绩。 pogansnedothkenoamnlbalconians,'theforesirydtramearaidinMsdioeshodgpoearhkepgeaiomhaihr,atherhnpyphninge24.What is the second paragraph mainly about?A.The effort of planting trees.B.The worsening desertification.C.The hard fight against expanding deserts.D.The result of the Grain for Green Program.25.What is China's target for forest coverage by 2050?D.52%.A.22%.B.30%.C.44%.26.What is Jianping Huang concerned about?A.The rapid growth of the foreign species.B.The fast losses of native plants and trees.C.The war for water between trees and humans.D.The quickly declining rainfall in the dry areas.27.What has the forestry depariment learned from the tree-planting effor?B.To consider the income of all parties.A.To put economic value first.C.To base its decisions on local conditions.D.To wait for complete scientific evidence.3Since itsbrth,the dollar has undergone many updates and changes,but nothing compares to the如change being debatedoddadigita dolar,whichisne of the ena bank digitalcree(CBDC)that can be stored in appsordigital walletonou smartphones.It'sa cashless future that other coare already embraeing.China,for example,has alreadyadopted its digital E-CNY,inmany citiesatrial basis.India this week said it would do thesame soon.Now the US is weighing whether it should accept a digital dollar with such enthusiasm.Why do we need a digital dollar when we have such cashless payments such as Alipay andApple Pay?Reducing fees is one clear benefit.When we make a payment on our smartphones today,it mayseem immediate,but a lot happens behind the scenes.The cashless payment systems,such as Alipayand Apple Pay,have to inform a whole series of banks,to confirm who we are and how much money isin our bank accounts,before any payment is actually made.At each step of the way,there are fees.In2021,they added up to more than $110 billion,which was generally shouldered by businesses.With adigital dollar,we can avoid those middlemen in theory.If we want to buy a sandwich,for example,wecan pay from a"digital wallet"directly to a cashier.Another argument for creating a digital dollar is to help Americans who don't have bank accounts.According to a survey,more than 5%of US families are"unbanked".Providing them with a digitalwallet would allow people to participate in our increasingly cashless financial system.What are the challenges?Without question,the biggest concern is privacy,because the central bank could collect a vastamount of data.That could be useful to regulators who want to fight against money laundering(),for example,but it would also raise serious privacy concerns.Security is another important problem.To adopt a digital dollar,the US government would needto modernize the country's financial systems to avoid online attacks."So I think it's more important to do this right than to do it fast,"the central bank leader Powelltold reporters."It might take five to ten years to introduce a digital dollar in the US."【高三押题信息卷·英语（二）第4页（共8页）】