Some people are worrying about the possibility ________ cellphones could be responsible for a range of illnesses, from rashes to brain tumors.
Have you ever wondered why some of the smartest students in your class sometimes ____ failing exams?
The minister stressed that under no circumstances ____ the disabled to be looked down upon.
It seems as if they are going to ____ us a lot of money for the party hall.
It was with great excitement one morning in July ________ the young man read a classified advertisement.
It is obvious that this anti-smoking ____ is mainly aimed at young teenagers.