They will have an English exam in a week .(就划线部分提问)
______ ______ _____ they have an English exam?
I was having lunch when the UFO landed.(变一般疑问句)
______ _______ ______ lunch when the UFO landed?
The boy was walking down the street when the UFO landed(改为同义句)
______the boy was walking down the street, the UFO______.
He goes to school on foot every day .(同义句)
He ______ _______ school every day.
It took Tom an hour to write to his friend. (同义句)
Tom ______ an hour ______ to his friend.