单项选择题
A. Hold the line B. flight number C. ask a question D. To New York E. May I have your name F. reconfirm my seat G. please check in H. On May 11th
A. Which of them should mend the hole. B. Whether the hole should be mended. C. Why there was a hole in the bridge. D. When they should mend the hole.
A. International Banking Policies B. The History of Monetary Exchange C. The Development of Paper Currencies D. Current Problems in the Economy