counteracts

"I gradually passed from sleep to full awareness."

"The hot sun was dehydrating the plants in the garden. "

"She is volunteering at the animal shelter every Saturday. "

"He is a student of life."

"It frustrates me to do all this work and then lose it all."

"It took him only twenty minutes to perform the task."

"The medicine helped my grandmother feel better after she had the flu. "

"The student's opposition to the new school rules caused a disruption. "

"There is still time to oppose this plan."

"The contrary of a good report card is a bad one. "

"He drank the water I gave him."

"To avoid a fight, Sarah deliberately walked a different route to school today. "