They did approve the work permit, or to the US, because I think it's taking longer than we expected to be, because some documents that I had prepared it for a long time, and then will close and the date it expires.
They have approved the work permit us to. Because I think it's more than we expected of them. Because some documents I had prepared it long ago. It gets closer to the expiration date.
They have approved work permit leaves us? Because I think it took longer than we thought? Because some papers that I had prepared a long time ago, near to date to expiration.