Ⅰ. 根据句意及首字母提示完成单词（3分钟，10分）
1. My brother’s favourite subject is physical e_________.
2. I think using English is the best way to learn the l_________.
3. She will have a birthday party t_________.
4. Everyone laughed，e_________ the teacher.
5. We have a math e_________ on Friday.
