根据要求改写句子
1. Alice goes to school on foot every day. (改为—般疑问句)
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2. Betty lives near our school, so she often goes to school on foot. (对划线部分提问)
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3. Patrick sometimes leaves his flat at 7:00 a. m. . (对划线部分提问)
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4. There are 60 minutes in an hour. (对划线部分提问)
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5. I go to school by bus every day. (改写句子,意思不变)
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