Complete the sentences using 'a', 'an', or 'the'.

Here are the completed sentences: 1. I live in a city not far from London. The city is called Oxford. 2. My dad’s got a photo of the North Pole. The photo is very old. 3. There is an ocean between Europe and America. The ocean is called the Pacific Ocean. 4. There is an ancient vase in my uncle’s house. The vase comes from Egypt. 5. I’ve just read an interesting book. The book is about some teenagers from London. 6. She’s got a cat. The cat isn’t very friendly.