Whichofthesedoesnotsendgreenhousegasesintoair?
Sonexttimesomeonementionsthegreenhouseeffect,rememberthelittlebitthatyoudowillmakeadifference5______.
1.把摘要A,B和C填到恰当的地方.
A:Thechangeintemperaturecanalsoleadtochangesintheworld’shabitats,endangeringmanyanimals.
B:Wecanrecycletoreducetheamountwethrowawayandsavenaturalresourcessuchastrees,oilandmetals.Wecanbuyenvironmentallyfriendlyproductsandwecanturntosolarenergy(energyfromthesun)tomeetasmuchofourenergyneedsaspossible.
C:Withoutit,theearthwouldnotbewarmenoughforustoliveon.Butjustalittlewarmerthanitisnowcouldcauseproblemsforhumans,pintsandanimals.ManyofthethingswedoeverydaycanchangetheEarth‘stemperaturebysendinggreenhousegasesintotheair.
2.细读课文,选出正确选项.
①TheEarthis_______.
A.gettingwarmer
B.gettingcolder
C.stayingthesametemperature