1.Brian is ill. He has been ill for the last few days.
2. Catherine works in a bank. She has worked ( has been working cũng đúng nhé) in a bank for five years. ( dấu hiệu nhận biết for 5 years-> hiện tại hoàn thành)
3. I'm learning English. I have learned ( have been learning cũng đúng nhé) English for six months.
(dấu hiệu nhận biết for 6 months-> hiện tại hoàn thành)
@linhhuong