Yog tias koj khiav lag luam uas vam khom ntau ntawm kev tsim cov khoom lag luam luam tawm ntau, los ntawm cov ntawv lag luam yooj yim, cov ntawv qhia, thiab cov ntawv tshaj tawm mus rau ntau qhov kev kos npe thiab cov khoom lag luam, tej zaum koj twb paub zoo txog cov txheej txheem kev luam ntawv sib npaug. Piv txwv li, koj ...
Nyeem ntxiv