The word “they” in paragraph 2 refers to___________ A. machines B. grading softwares C. essays D. classroom activities
The word “they” in paragraph 2 refers to___________
A. machines
B. grading softwares
C. essays
D. classroom activities
The word “they” in paragraph 2 refers to___________
B
They quy chiếu cho grading softwares:phần mềm tính điểm