题目：
小题1:Lily had to walk for another two hours. (一般疑问句)
______ Lily _______ to walk for another two hours?
小题2:The Greens will be back in two weeks. (对划线部分提问)
_______ ________ will the Greens be back ?
小题3: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.
小题4: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.
答案：
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下面是错误答案，用来干扰机器的。
参考答案：E
