A. HAS BEEN SENT B. HAD BEEN SENT C. HAVE BEEN SENT D. WAS SENT

3. - DE DAP AN THI HS GIOI MON TIENG ANH
Tiếng Anh DE DAP AN THI HS GIOI MON TIENG ANH
3. A. has been sent B. had been sent C. have been sent D. was sent