按給出的要求轉換下列句子，每空限填一詞。
1. I have a pain in my head. (改為同義句)
I have _________ _________.
2.You'd better go home at once. (改為否定句)
You'd _________ _________ go home at one.
3. I used to swim in the river near my home. (改為一般疑問句)
_________ you_________ to swim in the river near your home?
4. The pictures are very beautiful. (改為感嘆句)
________ _________ the pictures are!
5. Seth played on the computer last Sunday. (改為過去進行時)
Seth _________ _________ on the computer at 8:00 last Sunday.
