It’s very kind ______ you to show me the way.
--Is this kite ________? --No, it’s mine. It’s made by ________.
--When did the World Exposition(世博会) in Shanghai begin? --The Expo began ________ May 1, 2010.
--It’s ________ nice day, isn’t it? --Yes, what fine weather!
We have_______ for you_______ a writer.
Don’t sing now. The baby ______ in the room.