题目内容
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It took workers two years to build the bridge. (画线提问)
________ ________ did it take to build the bridge?
答案：
解析：
解析：
|
How, long |
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题目内容
句型转换
It took workers two years to build the bridge. (画线提问)
________ ________ did it take to build the bridge?
|
How, long |