高二英语必修5Unit2TheEnvironmentLanguagepointseconomyn
经济,节约domestic/nationaleconomyeconomyoftimeandlabor拓展economicadj
经济上的,经济学的economicactivity/growth/theoryeconomicsn
经济学economistn
经济学家debatev
(1)Wemustdebatethequestionwiththerestofthemembers
(2)Theyweredebatingwhethertogotothemountains
(3)Wedebatedforanhouronhisplan
(4)Theproposalisunderdebate
preservationn
保护,保存preservev
保护,维持(1)thepreservationoffood/one’health(2)Thecityshouldtakestepstopreservetheoldtemple
(3)preserve……from……保护……免于……(4)preserveone’sstrength/eyesight维护体力/视力inaddition另外,加之(1)Therewasanearthquakeand,inaddition,therewasaflood
(2)Hismothergavehimsomecakesforhispicnicandsomebottlesofwaterinaddition
inadditionto……除了……之外……(1)HespeaksFrenchinadditiontoEnglish
(2)Inadditiontosuchsubjects,theyalsolearncomputerscience
wipeout扫除,消灭(1