be alert

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That means investors trying to predict where Bitcoin goes next will have to be alert to where the U.S.-Iran talks go and how durable any agreement reached appears to be.

From Barron's • Apr. 10, 2026

Schnabel said the experience of 2022 has taught policymakers what to look out for as warning signs when they are assessing the impact of an energy shock, and they should be alert.

From The Wall Street Journal • Mar. 27, 2026

“We have to be alert to second round effects but there are risks on both sides.”

From The Wall Street Journal • Mar. 26, 2026

"We are hopeful we can do this through diplomacy, although we can't be 100% sure," he reflected, adding Iran has "to be alert so we are not surprised".

From BBC • Feb. 15, 2026

Take no risks and be alert to danger.

From "And Then There Were None" by Agatha Christie