Pronoun Agreement

What does a pronoun have to AGREE with?

What is the noun that is being replaced by the pronoun in this sentence?

Mom went to the store ,and she bought apples.

Identify the antecedent: What is the noun being replaced by the pronoun?

The store is expecting a shipment of new computers, but it's late.

Identify the antecedent for the word "their" in the following sentence:

Most states maintain their highways for safe driving.

Identify the antecedent for the word "their" in the following sentence:

On their arrival, Tim and Joel were offered hot apple juice.

Identify the antecedent for the word "it" in the following sentence:

The shows produced on Broadway have brought it fame throughout the world.

Each of the rabbits lay in its own pen.

Members of that gang said they feel the gang is like it's family.

Whenever students are under a great deal of stress, we often stop studying.

Each of my son's LEGO sets has their own storage box.

Both of the teachers were happy with their classes’ behavior. It was much better than the day before.

Neither of the cars wanted to start their engines.

Few of the trees in our neighborhood have reached their full height.