题目

补全对话。 A: Where's my ball? I can't find it. B: A: No, it isn't. It's my brother's. B: Look, what's that under the chair? A: B: Is it your ball? A: No, my ball is red. It's my sister's. B: A: Oh, yes. Thanks. B: OK. A. Let's go and play. B. Is it your ball? C. Look, your ball is in the desk. D. It's a ball. E. But it's green. 答案：【1】B【2】D【3】E【4】C【5】A

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