--- Both the young and the old are getting crazy _______ WeChat(微信).--- I agree. Nowadays we can see many people spend their free time ______ it.
I want to buy a house ________ a big garden in it.
—Hello, may I speak to Millie, please?—________.
—Bob, can you read the number 15,858? —Yes, I can. It’s ________.
There are six floors ______our school building. Our class is ______ the third floor.
—Where does your uncle work? — He works in Paris, the capital of ______.