MARY HASN’T FINISHED HER ESSAY, ...

7. - TONG HOP KIEN THUC TIENG ANH THCS VA CAC BAI KIEM TRA THU
TONG HOP KIEN THUC TIENG ANH THCS VA CAC BAI KIEM TRA THU
7. Mary hasn’t finished her essay, ...?A. hasn’t she B. had she C. has she D. is she