The baby is crying-------she is hungry.要填maybe 还是may be

应该填的是maybe
maybe,may都是情态动词,都是可能的意思
maybe 和 may be是不一样的
may be ,是情态动词加上be动词了
maybe是放在句首的
may是放在主语she后面的
maybe she is hungry,
或者说she may be hungry