按要求改写句子。
1. I cleaned the room.（改为一般疑问句）
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2. I was at home last night.（就划线部分提问）
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3. I watched a film with my friends yesterday evening.（就划线部分提问）
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4. We had a party last night.（改为否定句）
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5. He came here last month.（改为一般疑问句）
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6. They played football this morning.（就划线部分提问）
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