The Principal usually has his pupils ______ waste paper for their mini-project.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
The examination was not very difficult, but it was_____________________ long.
_______ has been a topic of continual geological research.
______ 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.
We must push the piano to the corner of the hall to_____________________ our party tonight.
There has been a great increase in retail sales,_____________________ ?
The packages___________________ so that it would be easier to carry them.
She asked me______I was looking at.