句型转换。
1. Thomas will leave for London on business in two hours. (对划线部分提问)
________ ________ will Thomas leave for London on business?
2. She's never heard of Amy, _______ _______? (完成反意疑问句)
3. Alan drew a picture on the blackboard. (改为被动语态)
A picture _______ ________on the blackboard by Alan.
4. Father said to me, "Don't go out alone at night." (改为间接引语)
Father told me ________ ________ go out alone at night.
5. Lanzhou has changed a lot in the past few years. (改为同义句)
Great changes have ________ ________ in Lanzhou in the past few years.
