Could you put me through to the manager, please?
请帮我找经理接一下电话好吗？
Could you just help me with this box, please?
请帮我搬一搬这箱子好吗？
Please file it in my 'Research' file.
请把它归入我的`研究类档案。
You are free to come and go as you please.
你来去自由。
Please let me know how many are coming, if any.
请告诉我，如果有人要来的话，有多少？