题目：
根据情景选择正确的答案。
1. Is this a computer room? ______________ 
[ ]
A. Yes, it is.
B. No, I don't.
2. Is that a music room? ______________ 
[ ]
A. Yes, it is.
B. No, it isn't. It's an art room
3. ______________ No, it isn't. 
[ ]
A. Is this a garden?
B. Is this a canteen?
4. ______________ Yes, it is. 
[ ]
A. Is that a library?
B. Is that a classroom?
5. Is this your school? ______________ 
[ ]
A. Yes, it is.
B. No, I don't.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：E解析：腹部超声有助于诊断肝脓肿。
