按要求改写句子。 1. Please write down your name here. (改为否定句) Please ____ write down your name here. 2. I swept the floor just now. (改为一般疑问句) ____ you ____ the floor just now? 3. She needs to wear her school uniform. (改为否定句) She ____ ____ to wear her school uniform. 4. I often help my mum do the laundry on Sundays. (改为同义句) I often help my mum ____ ____ on Sundays. 5. The boy is cleaning the table . (对画线部分提问) ____ ____ the boy ____ ?