私はこちらのシューズを選んだ。

I; me; private affairs; personal matter; secrecy; selfishness

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

this way (direction close to the speaker or towards the speaker); this direction; here (place close to the speaker or where the speaker is); this one (something physically close to the speaker); I; me; we; us; this person (someone physically close to the speaker and of equal or higher status)

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

juice; soft drink (any (sweet) non-alcoholic beverage, carbonated or uncarbonated); deuce

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 choose; to select