Tìm và sửa lỗi sai.
1. Mai had been living in HCM City for five years now.
2. We cleaned the room as soon as the guests have left for another place.
3. Jane's eyes are red now. She is crying for more than half an hour now.
4. I saw Maggie at the party. She has worn a very beautiful dress.
5. Monica will stay with her sister at the moment until she finds a flat.
