The phrase “keep your eyes open” means to stay alert or to be watchful and attentive. It’s like saying “stay vigilant” or “be careful”.
Here are two examples in sentences:
Example 1:
“When you’re walking at night, it’s important to keep your eyes open for any potential danger.”
Example 2:
“The teacher told the students to keep their eyes open for any mistakes in their assignments.”
Here are two examples in a conversation:
Example 3:
Jack: “I’m really nervous about this trip, I’ve never been camping before.”
Liam: “Don’t worry Jack, just keep your eyes open and follow the safety rules.”
Example 4:
Sarah: “I heard there might be opportunities for promotion at work.”
Jane: “Really? Well, I’ll keep my eyes open for any news about it.”
So, when someone tells you to “keep your eyes open“, they are asking you to be aware of your surroundings, to look out for opportunities, dangers, or useful information. It’s a way to remind someone to stay alert and attentive.