What is the compound subject?

Glass bowls and spoons fell off the counter.

James mowed lawns and delivered papers over the summer.

Mr. Morton and his students study hard and learn a lot.

The little red hen sat on her eggs and hatched five chicks.

The girls jumped up and down.

What is the underlined part of this sentence?

My brother and I went to the grocery store.

What is the underlined part of this sentence?

We cooked and ate some delicious blueberry pancakes.

What is the underlined part of this sentence?

We talked and laughed all the way there.

Combine each pair of sentences into one to make a compound subject sentence.

Chris helped his mom around the house. His older sister helped her mom around the house.

Combine each pair of sentences into one to make a compound predicate sentence.

James mowed lawns over the summer. James delivered papers over the summer.

Combine each pair of sentences into one to make a compound predicate sentence.

We went to the store. We bought candy.