课时训练(十四)Modules1—2(九上)(限时:30分钟)Ⅰ.[2023·天水]完形填空March22isWorldWaterDay.Itstartedin1993.Itnotonlymakesusthinkabouttheimportanceofwater,butalsocallson(号召)usto1andprotectwater.Today,we’refacingterriblewaterproblems.Amongthem,thewastewaterproblemisrather2.AndthesubjectofWorldWaterDayin2017is“wastewater”.Whatiswastewater?Itisusedwater.Usually,wastewatercomesfromhomes,3,hospitalsandsoon.Itisproducedbydifferentkindsofactivities,includingwashingmachines,takingshowersandusingkitchens.Therainalso4wastewaterwhenitisrunningdownthestreetduringastorm.Nomatterwhereitcomesfrom,thiskindofwaterissuretohave5harmfulinit.6mustwetreat(处理)wastewater?Wa...