We can not live w____ water and air.

Water and air are _______ to human beings.We can not live wi We can't live without water ( )air We can't live without air and water.为什么用and不用or啊? There isn't water or air on the moon.and man can not live on 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 People _______(can not live) with out air or water. Fish can live with air and water 改为否定句 We can not live without air or（ ） we can't live without air or water,can we?应该答什么 people can't live if there is not water or air people can't WITHOUT WATER,WE CAN NOT LIVE不行吗?只能WE COULD NOT LIVE?