彼女がどちらかの道を進むべきか決められないでいると、偶然彼が現れた。

she; her; her; girlfriend; sweetheart

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

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

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

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

road; street; way; path; course; route; lane; distance; ways (e.g. "a long ways"); the way (of proper conduct, etc.); one's way; morals; teachings (esp. Confucian or Buddhist); dogma; field (of medicine, etc.); subject; way; method; means

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to advance; to go forward; to precede; to go ahead (of); to make progress; to improve; to deepen; to heighten; to be fast (of a clock); to be ahead; to do of one's own free will

shall; should; must

to decide; to choose; to determine; to make up one's mind; to resolve; to set one's heart on; to settle; to arrange; to set; to appoint; to fix; to clinch (a victory); to decide (the outcome of a match); to persist in doing; to go through with; to always do; to have made a habit of; to take for granted; to assume; to dress up; to dress to kill; to dress to the nines; to carry out successfully (a move in sports, a pose in dance, etc.); to succeed in doing; to immobilize with a double-arm lock (in sumo, judo, etc.); to eat or drink something; to take illegal drugs

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

(by) chance; unexpectedly; suddenly; accident; fortuity; by coincidence

he; him; his; boyfriend

to appear; to come in sight; to become visible; to come out; to embody; to materialize; to materialise; to be expressed (e.g. emotions); to become apparent (e.g. trends, effects)