1. I'll keep an eye on her. 我会留意她的。
2. It's quite an eye-opener. 真让我大开眼界。
3. I have a good eye for character. 我看人比较准。
4. You need to keep your eyes on the ball. 你得把精力放在正事上。
5. I decided to turn a blind eye. 我决定睁只眼闭只眼了。