confuses

"He went out in the rain and came back thoroughly drenched."

"He is a student of life."

""My little brother's loud burp in the quiet library threatened to embarrass me in front of my classmates." "

"Please completely fill in the box for your answer, using a number 2 pencil."

"His sudden appearance surprised me."

"The heavy rain was unexpected; we had planned a picnic in the park. "

"That famous singer, somebody everyone recognizes, is performing at the school concert. "

"The students' high scores on the math test were confounded by the fact that they all had access to the answers beforehand. "

"The chess master's clever strategy completely discomfited his opponent, forcing him to resign after only fifteen moves. "

"The explanation was long and drawn-out."

"All the different possible options may bewilder us."

"My classmates and I are working on a group project for science. "