sắp xếp lại câu cho hoàn chỉnh: 1) because of/ activities/ the covid-19 endemic./ been/ Many/ candled/ have 2) toprotect/ we/ try/ clean./ our best/ the environment/ it/ be/ if/ will 3) because/ sêmter/ parents/ studues/ Tom’s/ very sad/ badly/ every/ are/ he/very 4) loft/ not/ father/ Ha Long/ since/ I/ for/ your/ met/ he/ have
1. Because of the covid-19 endemic, many activities have been cancelled.
2. If we try our best to protect the environment, it will be clean.
3. Tom’s parents are very sad because he studies very badly seemter every day. (Mình bổ sung day vì thiếu nội dung)
4. I have not met your father since he left Ha Long.