At a moment everybody was busy looking for Father Francis, but the old man was __________.
The pool should not be made so deep______small children can be safe there.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
_______ has been a topic of continual geological research.
The boat was sailing north when a terrible storm_____________ .
We all agree that she is____________________ student in our class.
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
______ his brother, Mike is active and friendly.
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
The phrase "keeps sellers on their toes" in the passage mostly means "______".