earplug

"The wearer of the new glasses could see much more clearly. "

"The protective helmet was essential for the construction worker. "

"Her last-minute goal decided the game."

"I went to the park because the weather was nice. "

"He viewed sales calls as an unwelcome intrusion."

"Condoms are designed to protect against sexually-transmitted diseases."

"In order to withdraw money from a cash machine, you have to insert your debit card."

"I was deaf, and now I can hear."

"She wore earplugs at the concert to protect her ears from the loud music. "

"Before dinner, I finished my homework. "

"The concert of opinions among the parents led to a decision about their child's after-school activities. "

"He knew that it was trash day, when the garbage collectors made all the noise."