单项选择题
Do you want to change this lamp for ____ or do you want...
单项选择题Do you want to change this lamp for ____ or do you want your money back?（ ）
He left for New York ____ I could say goodbye to him.（ ...
单项选择题He left for New York ____ I could say goodbye to him.（ ）
---Hello, Jim! May I ask you a question?（ ）--- ____.A....
单项选择题---Hello, Jim! May I ask you a question?（ ）--- ____.
