Ⅰ. 根据句意及首字母提示完成单词（5分）
1. Don’t j_______ down from the tall wall. It’s dangerous.
2. You needn’t s_______. I can hear you clearly.
3. An a_______ happened on Xincheng Road last night.
4. The Greens are leaving for Shanghai by p_______ next week.
5. I looked for my dog the whole day, but I couldn’t find it a_______ .
