Part A Directions: You will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer ― A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE. 听力原文：M: You look depressed. What're you eating? W: Our dog. He' s missing these three weeks. M: Oh. I know how you feel. There's not so much we can do about it. Why don' t you put an ad in the paper? What has happened?