Dear Mr. Miller, I am writing to you for a big plan! I am the supervisor of Research and Development Department. In order to improve my professional skills and offer better service for our company, I think I need to learn more about current international cutting-edge technology. I hereby advance an application for further study abroad. I will ensure to study hard and come back to contribute more for our company’s prosperous future! Your decision may affect our tomorrow. Please consider carefully. Expecting your support[ Sincerely yours, Betty The letter is written for (46) . Betty is the supervisor of (47) Department. Two causes for application: 1) improve my professional skills 2) (48) for our company Betty ensures to: 1) study hard 2) contribute more for (49) future Betty needs to learn more about (50) technology