题目：
根据要求转换句型。
1．There will be less pollution in the air in the future. (改为否定句)
There less pollution in the air in the future.
2．It's about 30 minutes' bus ride from here to Beibei. (对划线部分提问)
is it from here to Beibei?
3．My best friend Nancy has never been to the Great Wall. I haven't,either. (同义句)
My best friend Nancy has never been to the Great Wall. I.
4．She has to work twelve hours every day. (变为一般疑问句)
she to work twelve hours every day?
5．我期待收到你的来信.
I am looking forward to you.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：D解析：喉返神经一侧损伤出现声嘶，双侧损伤出现失声、呼吸困难甚至窒息。
=_________。
