I bought some slip-cases to protect my books.

Subjective cases are important in English grammar.

The uniform cases are stored in the closet.

The lawyer specializes in handling tough cases.

There are many traps cases in this area.

This is a textbook case of how not to handle a crisis.

These textbook cases demonstrate the principles of physics.

The distributive cases are used to indicate the distribution of something among a group of people or things.

The subessive cases indicate the location where something is underneath.

As the case may be, we will either go to the beach or stay home.