unfounded

"Among the moths, typicals were more common than melanics."

"My brother flunked biology because he cheated on his mid-term."

"The university was founded in 1890. "

"My daughter's teacher is very kind and helpful. "

"He instituted the new policy of having children walk through a metal detector to enter school."

"The student's enthusiasm for history was a form of divine inspiration, making him memorize facts effortlessly. "

"He didn't give any reasons for being late to class. "

"He is a student of life."

"The well had a bottomless pit at the bottom, so we couldn't reach the water. "

"The farmer used teenage to build a quick fence around the vegetable garden. "

"The library has unlimited access to books online. "

"The foundation of his institute has been wrought with difficulty."