normal

"The mainstream of the conversation at the family dinner was about the kids' school play. "

"The perpendicular to the wall supported the shelf. "

"Gasoline is a hydrocarbon fuel used in many cars. "

"My grandmother taught me how to bake cookies when I was a child. "

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

"The consistent of the student's grades showed a steady improvement throughout the year. "

"The feeling is difficult to describe, but not unpleasant."

"A pendulum oscillates slower as it gets longer."

"A pound of apples is the equivalent of two dollars at the market. "

"The students' different lifestyles were reflected in their choices of extracurricular activities. "

"The school offered an alternative schedule for students who needed more time to study. "

"The chemist replaced the chlorine substituent in the molecule with a bromine substituent. "