1) The experienced detective was unastonished by the suspect's flimsy alibi.

2) Despite the unexpected turn of events, she remained unastonished.

3) My grandfather was unastonished by the modern technology, having seen great advancements in his lifetime.

4) The chef was unastonished when the critic gave his restaurant a glowing review.

5) Jenny was unastonished by the news of her coworker's promotion.

6) He tried to appear unastonished at the magician's impressive tricks.

7) The wise old sage listened to the young villagers' tales with an unastonished expression.

8) The veteran journalist was unastonished by the politician's excuses for his controversial actions.

9) The professor remained unastonished when his theory was proven correct.

10) Emily's calm demeanor left her friends unastonished by the sudden chaos around them.