I asked him whether he had done it all himself or someone had helped him.
_______ has been a topic of continual geological research.
We must push the piano to the corner of the hall to_____________________ our party tonight.
The boat was sailing north when a terrible storm_____________ .
Education in many countries is compulsory________the age of 16.
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
Supporters of free-market globalization point out that_____________________ .
__________ John Kennedy was elected president, he was the youngest American President ever.
The packages___________________ so that it would be easier to carry them.
Only one of our gifted students______to participate in the final competition.
The word "allocated" in the passage mostly means "______".