Mary was surprised when her guests______ late for the party.
We all agree that she is____________________ student in our class.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
It is stated in the passage that____________________ .
Education in many countries is compulsory________the age of 16.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
She asked me______I was looking at.
_______ has been a topic of continual geological research.
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
The boat was sailing north when a terrible storm_____________ .
Long ago, women were_________to vote in political elections.