How to say the moment that he was alone he opened the letter. in Japanese
1)
彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sighひとりになるとno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb即座即座(sokuza) (adj-no,n) immediate/right there on the spot/impromptu/instant/instantaneousに(prt) indicates such things as location of person or thing, location of short-term action, etc.そ(n,adj-na) sparse/not closeのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question手紙手紙(tegami) (n,adj-no) letterをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,開no dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbいい(i) (prt) strengthens a question, assertion, etc.たた(ta) (aux-v) indicate past completed or action/indicates light imperative。。(。) Japanese period "."
