Loading ad... dangthihaMember for 1 year 8 months Age: 3-17 Level: grdae9 Language: English (en) ID: 2320121 15/03/2023 Country code: VN Country: Vietnam School subject: Computer science (1061843) Main content: Computer science (2070900) From worksheet author: Computer science Other contents: Presentsimple Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...