Why is has been studying used?
About this question
This question belongs to "Thì hiện tại hoàn thành tiếp diễn - Present Perfect Continuous Tense" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.
Question detail
Why is 'has been studying' used?
A
To emphasize the duration of his study.
B
To show he has finished studying.