1) She was insistent on traveling to Europe despite the current travel restrictions.

2) The insistent knocking on the door made me rush to answer it.

3) His insistent demands for a raise irritated his boss.

4) Despite her insistent pleas, her parents refused to let her go to the concert.

5) The insistent buzzing of the fly was driving me crazy.

6) The insistent ringing of the phone woke me up from a deep sleep.

7) The insistent beeping of the alarm clock finally made me get out of bed.

8) The insistent barking of the dog alerted us to an intruder in the yard.

9) His insistent reminders about the upcoming deadline helped keep the team on track.

10) The insistent ticking of the clock made the room feel eerie and tense.