We can't live without water ( )air是填or 还是and 说明理由

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Wecan''tlivewithoutwater()air是填or还是and说明理由Wecan''tlivewithoutwater()air是填or还是and说明理由Wecan''tlivewithout

We can't live without water ( )air是填or 还是and 说明理由
We can't live without water ( )air
是填or 还是and
说明理由

We can't live without water ( )air是填or 还是and 说明理由
or
两者之一缺少谁都不行
and
则为两者都缺才成立