どちらがよいか先生に伺いました。

which way; which direction; where; which one (esp. of two alternatives); who

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

good; excellent; fine; nice; pleasant; agreeable; sufficient (can be used to turn down an offer); ready; prepared; profitable (e.g. deal, business offer, etc.); beneficial; OK

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

teacher; master; doctor; with names of teachers, etc. as an honorific; previous existence

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

to ask; to inquire; to hear; to be told; to implore (a god for an oracle); to seek direction (from your superior); to visit; to speak to (a large crowd at a theatre, etc.)