stumbled

"a lamb is a young sheep;  these picture books are for young readers"

"He is a student of life."

"What is your question?"

"The manufacturer will spanish the dashboard trim to give it a textured, non-slip surface. "

"The complicated instructions for the new software program confused many of the employees. "

"My brother and I both attend the same high school. "

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

"He clumsily spilled his milk while reaching for the cereal box. "

"My math homework had a mistake; I added the numbers incorrectly. "

"He was in trouble when the rain started."

"The old man's stumble caused him to fall and hurt his knee. "

"The kitten playfully batted at the dangling string. "