根据上下文及首字母完成下列对话。 A: What's the best g __ 1 __ Sarah has ever received? B: An MP3. A: When did she g __ 2 __ it? B: On her 14th b __ 3 __ . A: W __ 4 __ gave it to her? B: Her aunt. A: What a lucky girl! B: Why not b __ 5 __ it from her to listen to some music? A: She can't lend it to us b __ 6 __ it's broken. B: Why doesn't she have it repaired? A: She thinks it's too expensive. B: What about Uncle Wang? He is g __ 7 __ at repairing something and I think he won't charge her much money. A: It's a good i __ 8 __. Let's go to tell Sarah about it.