Ⅰ. 根据句意及首字母或汉语提示完成单词（10分）
1. Wei Hua felt r_____ happy because she got a present from her friend.
2. The radio says there will be a thunder s_____ this afternoon.
3. Don’t put off _____ (直到) tomorrow what can be done today.
4. The vegetables have _____ (上升) in the price.
5. The sun _____ (落下) at seven p. m. yesterday.
