I believe it’s for the reason___ he had to drop out of school and left his hometown.

Tomorrow would be Christmas Day, and she had only $1.87 ____.[ ]

. If _____ to look after luggage for someone else, inform the police at once.

Though the professor tried his best to explain the difficult question, the students still looked _____.

Men and women should be treated equally according to the law, but ________ there is great room for improvement.[ ]