mistakenly

"the still of the night"

"to die by an accident"

"Today is my birthday. "

"My favorite spot in the park is there, by the old oak tree. "

"We assume that, as her parents were dentists, she knows quite a bit about dentistry."

"The student erroneously wrote the date on the assignment, causing a delay in handing it in. "

"My mother packed a large suitcase with clothes for our vacation. "

"The student's answer contained several errors. "

"It’s easy to promise anything when you have no intention of fulfilling any of it."

"The teacher wrongly accused Sarah of cheating on the test. "

"My math homework had a mistake; I added the numbers incorrectly. "

"The school is located just outside the town, without the main shopping area. "