Although she is 102 but she still does a lot of work in the flat.Đoạn văn22/30Although she is 102 but she still does a lot of work in the flat.Althoughisstilla lot ofGiải thíchChọn đáp án A Giải thích: câu chỉ có although hoặc but => 2 chữ không thể đi chung