suicided

"Despite thorough investigation, the perpetrator of the attacks remains unknown."

"Sarah's depression made it hard to enjoy her usual school activities and look forward to the future. "

"The students hatched a conspiracy to skip the final exam. "

"My sister is very helpful, especially when it comes to organizing things. "

"They are going to try climbing Mount Everest themselves."

"The government decided to raise taxes to fund new schools. "

"The student tragically failed the exam, despite studying hard. "

"The school's political represented the students' concerns to the principal. "

"The angry student destructed his test paper after receiving a failing grade. "

"During the centuries, the people of Ireland struggled constantly to assert their right to govern themselves."

"The cat was sleeping on the couch, but when I came back, it had disappeared. "

"The student intentionally missed the first few days of school to avoid the difficult math test. "