We need air ,water ______ _______ (live).

We need air ,water ______ _______ (live). we alll need water --------(live) Water and air are _______ to human beings.We can not live wi We can't live without ______ water or ______ air 怎么填,为什么 We can't live without water ( )air People _______(can not live) with out air or water. water and air are important _____ us ______ live. We can not live without water.的同意句 We need water -- we can't live without air or water,can we?应该答什么 同义句:We can't live without water or air=We can't live _ _ _wa Nobody ______ live without air or water?应该填can,have to,may还是 We can't live without air and water.为什么用and不用or啊?