Tài liệu Thành ngữ - Keep an eye on

Hôm nay chúng ta sẽ học về cụm từ keep an eye on.
Nghĩa
1. Theo dõi sát sao, cẩn thậnTo watch closely or carefully.
2. Chăm chú, để ý vào vật gì đó.
When we keep an eye on someone or something, we watch it carefully.
Ví dụ:
I've been putting on a lot of weight. I need to keep an eye on what I eat.
The teachers were keeping an eye on him during the test because they thought he