Although medical science ______ control over several dangerous diseases, what worries us is that some of them are returning.
Nobody noticed the thief slip into the house because the lights happened to.
Every autumn peasantsthe soil to destroy the weeds.
His parents died when he was young, so he had to.
Answering questions from readers throughout the country is the major work of the author.
The man who lived next door to be a thief.