A. London is a big city. It's very nice. B. What's this? C. My house is close to Buckingham Palace. D. This is a book about animals. E. The park is small, but it's beautiful. |
A.Yes, it is. | B.No, it is. | C.Yes, it isn't. |
A.Who | B.What | C.Whose |
A.is | B.are | C.it |