全新版大学进阶英语Book1Unit5TheWaterProblemWhat27stheworldtodoaboutwaterHumanity’sTop10ProblemsWhatwillbethetop10problemsofhumanityforthenext50years?2019/7/262Humanity’sTop10ProblemsEnergyWater2019/7/263Humanity’sTop10ProblemsFoodEnvironment2019/7/264Humanity’sTop10ProblemsPovertyTerrorismandWar2019/7/265Hum...
大学英语课文what’stheworldtodoaboutwater?从句有两句，大学英语课文what’stheworldtodoaboutwater，是what引导的特殊疑问句，todo表示目地状语从句。