DO YOU WORK FULL TIME AT THE SUPERMARKET

câu 22. - DE THI THU THPT MOONVN CUA CO MAI PHUONG CO DAP AN BAN WORD DE 1
DE THI THU THPT MOONVN CUA CO MAI PHUONG CO DAP AN BAN WORD DE 1
Câu 22. Tim: Do you work full time at the supermarket? Mary: No, only_________whenthey need extra staff. A. on and off B. in and out C. by and by D. up and down