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题库 / OG2015V-SC-69
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.
scale, with more than 75 carefully engineered structures, of up to 600 rooms each, were
scale, with more than 75 carefully engineered structures, of up to 600 rooms each,
scale of more than 75 carefully engineered structures of up to 600 rooms, each that had been
scale of more than 75 carefully engineered structures of up to 600 rooms and with each
scale of more than 75 carefully engineered structures of up to 600 rooms, each had been
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选项A 划线的were作为谓语与划线部分之前的were重复
B。of up to 600 rooms each作为插入语修饰structures，connected分词跳过插入语修饰前面的structures
选项E each后面是完整句子，但没有连词进行连接。 had been 过去完成时没有比较
选项C each是名词后面跟一个定语从句，该定语从句省略后只剩下一个名词