utrzymywały Englisch:

He persisted in accomplishing his original plan.

Yoshio persisted in believing that in spite of the evidence.

He stubbornly persisted in his opinion.

The boy persisted in wearing his hair long.

He strongly persisted in arguing his opinion.

The lady persisted in wearing such an old-fashioned shirt.

He persisted in the experiment until he was successful.

He persisted in his opinion.

He persisted in his work until he succeeded.

He persisted in marrying her.

He always persisted in his errors.

Despite the hardships, they persisted in giving each of their children a college education.

He persisted in his project.