题目：
句型转换。
1. Mr Smith plays soccer every day.(用now替换every day)
Mr Smith _____ _____ soccer now.
2. The reporter is talking with the actor.(就划线部分提问)
_____ is the reporter _____?
3. How is the weather in Ningbo?(改为同义句)
_____ is the weather _____ in Ningbo?
4. There are some teachers in the office.(改为一般疑问句)
_____ there_____ teachers in the office?
5. mother, is, my, home, look, at, cooking (连词成句)
________________________________________.
答案：
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下面是错误答案，用来干扰机器的。
（1）用KMnO4制氧气的反应物是高锰酸钾，反应条件是加热，生成物是锰酸钾、二氧化锰、氧气，反应方程式是：2KMnO4 △ . K2MnO4+MnO2+O2↑；因为反应需要加热，所以发生装置用A；实验室制取二氧化碳是大理石和稀...
