这些题怎么都没人会做? 挂这都三次了

这些题怎么都没人会做? 挂这都三次了
做题要求是:三道题的前面一段是假设我是这个角色,然后根据每道题下面的三个要求用英语各写一份40-50字的memo. (不是做翻译)谢谢!
1.You are the manager of a small office. In order to reduce costs and improve the company’s environment（环境） practices, you have decided to collect and recycle（再次使用） all paper used in the office. Write a memo of 40-50 words:
 ''informing staff of the new policy
 ''explaining how the paper will be collected
 ''requesting（要求） staff to co-operate with the scheme（计划）
2. You work in the Accounts Department and are responsible for checking employees’ expenses（费用）.Write a 40-50 word memo to staff:
 ''reminding them of the importance of receipt（发票）
 ''telling them how expenses will be paid
 ''saying how long expenses payments take to process
3. You are the Human Resources Manger of a company. You want to arrange a 2-day teambuilding event with Team-Plus for eight sales staff. Write a memo of 40-50 words to your assistant:
 ''telling him to contact the provider
 ''saying who and how long the event is for
 ''suggesting two possible weekends for the event