Lily had to walk for another two hours. (一般疑问句)
______ Lily _______ to walk for another two hours?
The Greens will be back in two weeks. (对划线部分提问)
_______ ________ will the Greens be back ?
They will spend two years building a new bridge over Changjiang River. (同义句)
It will ______ them two years to ______ a new bridge over Changjiang River.
汤姆是我们班上跑得最快的学生。(完成句子)
Tom runs faster than ________ _________ in our class.