people can't live without water_____air.此处填or 还是and

people can't live without water_____air.此处填or 还是and People can't live without water or air.同义句 People can't live Nothing can live without air ( )water .请问括号内应填'or'还是"and".并说 people can't live without water or air为什么是or People can't live without water or air.（改为同义句,每空一词） We can't live without air and water.为什么用and不用or啊? we can't live without===water or=air 填冠词 We can't live without ______ water or ______ air 怎么填,为什么 Nobody ______ live without air or water?应该填can,have to,may还是 I can't _ how people live without water .(想象）应填什么 we can't live ------water ------air.a.with,and b.without,or we can't live ------water -----air.a.with,and b.without,or c