今おなかがすいていますか。

the current ...; this; today's ...

stomach

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

immediately; at once; directly; soon; before long; shortly; easily; without difficulty; right (near); nearby; just (handy)

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way