1. I have a pain in my head. (改为同义句) I have _________ _________. 2.You"d better go home at once. (改为否定句) You"d _________ _________ go home at one. 3. I used to swim in the river near my home. (改为一般疑问句) _________ you_________ to swim in the river near your home? 4. The pictures are very beautiful. (改为感叹句) ________ _________ the pictures are! 5. Seth played on the computer last Sunday. (改为过去进行时) Seth _________ _________ on the computer at 8:00 last Sunday.