57. The Anasazi settlements at Chaco Canyon were built on a spectacular scale with more than 75 carefully engineered structures, of up to 600 rooms each, were connected by a complex regional system of roads. A. with more than 75 carefully engineered structures, of up to 600 rooms each, were B. with more than 75 carefully engineered structures, of up to 600 rooms each, C. of more than 75 carefully engineered structures of up to 600 rooms, each that had been D. of more than 75 carefully engineered structures of up to 600 rooms and with each E. of more than 75 carefully engineered structures of up to 600 rooms each had been
正确答案是B,疑问就是of这里离scale这么远,还能修饰它么?我看解释是明白的,但是如果要我做我是无论如何都做不出来正确答案的,nn们说一下你们做这道题的思路呢?谢谢
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