1.   If a neighbor or colleague dropped a fork behind a stove, for example, he could devise a magnetic system for extracting it.

2.   If you were to drop a fork, it would rust away on the floor, under long-spun cobwebs, before anyone would mind.

3.   She drops her fork at dinner.

4.   Someone drops a fork, and you can hear it fall.

5.   Someone soon dropped a fork on the floor and was instructed to leave it there and ask the waiter for another.