句型转换。
1. Liu Tao is carrying a big box.(对画线部分提问)
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2. They are going to see a film tomorrow.(对画线部分提问)
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3. Mary can fly.(变为一般疑问句并作否定回答)
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4. Lily likes playing the piano.(改为一般疑问句)
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5. Wang Bing can make a kite.(对画线部分提问)
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