I regret _____ hard at school, or I would have succeeded in passing the exam.
The policeman, for his bravery, is going to give us a speech tomorrow.
______ you work hard, you’ll succeed some day.
The weather turned out to be fine yesterday. I the trouble to carry my umbrella.
It was on a lonely island he was found alive after the accident.
______ an accurate map, you might not get lost in the forest.