Đỗ HươngMember for 2 years 7 months Age: 12-13 Level: 6 Language: Vietnamese (vi) ID: 1614055 07/11/2021 Country code: VN Country: Vietnam School subject: Science (1061233) Main content: Phiếu học tập bài 7 (1608154) From worksheet author: Dùng cho học online hoặc BTVN Other contents: KHTN 6 Loading ad... Share / Print Worksheet Google Classroom Microsoft Teams Facebook Pinterest Twitter Whatsapp Download PDF Loading ad...