Only during the early twentieth century __________ in the United States.
The pool should not be made so deep______small children can be safe there.
Regular exercise and good diet will bring______fitness and health.
The boat was sailing north when a terrible storm_____________ .
Only one of our gifted students______to participate in the final competition.
______ his brother, Mike is active and friendly.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
Long ago, women were_________to vote in political elections.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.
Michael looked deeply hurt and surprised when_____________________ .