She is lazy, but her brother is lazier than her.
tìm lỗi sai
She is lazy, but her brother is very lazier.
=> Bỏ very
She is lazy , but her brother is very lazier
very -> 0
She is lazy, but her brother is lazier than her
Sai thôi nhá !
She is lazy, but her brother is lazier. Sửa lazier thành hard vì đã có chữ but, mà but lại có nghĩa là nhưng nên ko thể là lazy hay lazier đc.