更多大学英语备考试题
- 1He ________ of the danger until I warned him.()
- 2Can you tell me the reason ________ his mother got so angry just now?()
- 3Computer-programmed robots have () human workers in this field.
- 4He raised the question of () they should show their passes.
- 5Tom and John have arrived, but () students in the class aren’t here yet.
