The man was seen _____ into the courtyard. A, stealing B. stolen C. be stealing D. had stolen
The policeman asked ________ with the old women.
Mike hasn’t showed up yet. Why do you think ________?
Mr Jackson was very angry to find the car he had had ______ yesterday broke down again.
Please tell me the way you thought of ________ the garden.
Every possible ________ advanced technologies to help people enjoy a better life.