Listen to the dialogue and fill in the blanks. (Mr. Lin is talking to the Manager of the Exhibition Center at the end of the exhibition.) L: Are there any handcarts, sir? The _______________ are heavy. M: Here is a handcart, sir. Let me help you. L: Thank you. Without your help, I could hardly have met so many ______ in this exhibition. M: ________________ . L: I like this _____ very much, and I plan to take part in the exhibition next year, too. M: We will _______ you of next year’s exhibition _______ and ________ this booth for you. L: That’s very kind of you.