waxes

"The cake recipe lists flour, sugar, and eggs as the main ingredients. "

"The preparation for the history test took her several hours. "

"Burning natural gas, which is mostly made of hydrocarbons, provides heat for many homes. "

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

"The box containing my old toys was stored in the attic. "

"The student's progression from beginner to advanced level took two years of study. "

"My younger brother loves playing basketball after school. "

"The characteristic smell of freshly baked bread always reminds me of my grandmother's kitchen. "

"The dog's barking became increasingly louder throughout the night. "

"My grandfather helped me with my math homework. "

"My grandfather's old phonograph played music from the 1950s. "

"the performance of an undertaking or a duty"