Loading ad... Thúy LêMember for 2 years 9 months Age: 11-18 Level: 6 Language: Vietnamese (vi) ID: 1329255 30/08/2021 Country code: VN Country: Vietnam School subject: khoa học (1061796) Main content: Bài Vi Khuẩn (1497299) From worksheet author: Vở ghi bài Vi Khuẩn Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...