Loading ad... LiliMember for 4 ปี 8 เดือน Age: 10-17 Level: 5 Language: Bulgarian (bg) ไอดี: 53443 22/08/2019 Country code: BG Country: Bulgaria School subject: информационни технологии (1062510) Main content: Осн. понятия (1062511) осн. поняния, комп. система Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...