Maybe he is at home now.=He ( )( )at home now.

问题描述:

Maybe he is at home now.=He ( )( )at home now.

may be
maybe 合在一起是副词,作状语,也许,大概的意思.
may be 分开是可能是,作谓语
类似情况有很多:faraway ---far away sometimes----some times everyday---every day
希望可以帮到你!