概括秦汉时期国家统一有什么意义
假定你是李华，你校学生会在全校招募志愿者，为即将在你校举行的国际友好学校教育论坛服务。请用英文写一封邮件申请参加。主要内容包括： Dear Sir or MadamI’m writing this letter to apply to work as a volunteer you have advertised for.In my opinion not only can volunteer work enrich my knowledge and experience but also it can help the visitors from all over the world to have a better knowledge of our school.I am good at English.In addition in the past three years I have taken part in many social activities in which I performed well and accumulated much/gained rich experience.Furthermore my interest and skill in communication and teamwork contribute to my qualification/application for the job.I would appreciate an interview at your convenience.I’m looking forward to hearing from you in the future.With all my best regards.Yours sincerelyLi Hua
关于世界经济概论的问题
在资本主义生产和再生产过程中，影响剩余价值量的主要因素有？多选 B、D、E
