农业生产部门结构具有哪些特点？
参考答案：
（1）与自然环境有密切联系；
（2）存在地区性差异；
（3）具有稳定性和多变性；
爱岗敬业是社会主义职业道德倡导的首要规范。
Why did the man have to be leaving
A. Because he had to go home.B. Because he had to get up early.C. Because he was tired.
