1. We had eggs and milk for breakfast. (改为一般疑问句) 
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2. There was a beautiful girl in the park. (对画线部分提问)  
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3. David went to the summer camp last week. (改为否定句)   
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4. They usually does homework at home. (用now改写)  
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5. He went for a walk every morning. (对画线部分提问)  
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6. The Japanese woman was 70 years old . (对画线部分提问) 
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