按要求改写句子
（1）We can go to the park on foot.(改成否定句)      
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（2）My home is near the bank.  (对划线部分提问)
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（3）I go to the shop on foot.(对划线部分提问)
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（4）They are going to the Great Wall on Saturday.( 同上)
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（5）can, go, on, I, school, foot, to（连词成句）
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