5、作主语,谓语要用复数,故B和项错;另外,pllute与ater是被动关系,故用其被动语态。4________fdarestredinthetunnelininterA.LargequantitiesfB.Agreatan.AlargenuberfD.Quiteafe解析:选A。largequantitiesf后面既可跟可数名词的复数又可跟不可数名词。3esape vi 逃脱,避开,溜走vt 逃避,避免;被忘掉;情不自禁地发出;被……忘记;未被……注意n. 逃,逃亡,逃跑(回归本P39)Thehinesedisveredthatthegasesapingfrthetubeuldliftiti