IT IS 10 P.M. I ... FOR TWO HOURS.A. AM STUDYING B. WAS STUDYING C....

Lớp 10 Tiếng Anh Tổng hợp Đề ôn thi vào lớp 10 môn tiếng Anh năm học 2017 - 2018

3. It is 10 p.m. I ... for two hours.A. am studying B. was studying C. studied D. have been studying