Which pair of words is missing from this sentence?

Jessica to work, but Sarah prefers to the bus.

Janet ____ never late.

I'm reading a book about a man who _____ his wife because he was very jealous of her friends.

My dog's best friend _____ a cat.

Coffee at home is not _____ coffee from the local bookstore.

Which sentences contains an error?

The monsters, and the dark forest they live in, __.

Either place you decide to visit _____ for its own reasons.

Jim eats at the cafeteria most days, but ___.

Each of these sports cars ___ a powerful, well-built machine.

The people who believe the Earth is flat ___.