Ⅰ. 根据句意及首字母提示完成单词(5分)
1. By April, the peach trees on the hill are in p_______ flowers.
2. As one of the greatest inventors, Edison(爱迪生)made lots of s_______ research in his life.
3. In China, tea is s_______ to the guests before dishes.
4. Yao Ming is a professional basketball player, and t_______ plays much better than the college students.
5. This kind of tiger is an e_______ animal.