按要求改写句子。 1. The train leaves at 11: 15.
题型：句型转换
问题：
按要求改写句子。
1. The train leaves at 11: 15. (对画线部分提问)
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2. The train is ready. (变一般疑问句)
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3. There is the train. (变否定句)
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4. The ticket is forty yuan. (对画线部分提问)
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