“I took an exam this morning. It was really hard.” “_______a lot before you tookit?”
“I took an exam this morning. It was really hard.” “_______a lot before you tookit?”
A. Have you studied
B. Did you study
C. Have you study
D. Do you study
“I took an exam this morning. It was really hard.” “_______a lot before you tookit?”
A. Have you studied
B. Did you study
C. Have you study
D. Do you study
Chọn đáp án B