unnecessarily

"I bought a new table out of necessity. My old one was ruined."

"The scientists repeated the experiment in order to confirm the result."

"It is difficult to provide for my family working on minimum wage."

"Thank you for your generous words."

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

"The teacher encouraged the students to explore the beyond of current knowledge in science. "

"My stomach rumbled loudly; I was very hungry after a long morning of school. "

"Living things need water to survive."

""She helped me with my homework, and I helped others with theirs." "

"The automatic child-frightener made clowns unnecessary."

"He covered the baby with a blanket."

"The extent of the student's knowledge about the topic varied greatly; some students knew a lot, and others knew very little. "