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题库 / GMATAdvanced-SC-45
Chinese public buildings erected under a construction code of the Sung dynasty have withstood earthquakes well because the white cedar used has four times the tensile strength of steel and the timber frame, incorporating many joints and few nails, is flexible.
used has four times the tensile strength of steel and the timber frame, incorporating
used in them has four times the tensile strength of steel has and the timber frame, incorporating
that was used in them has four times the tensile strength steel has, and the timber frame, incorporating
that was used has four times as much tensile strength as steel, and the timber frame incorporates
that was used has four times the tensile strength steel does, and the timber frame incorporates
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看了半天没搞清楚为什么句尾出现了is 谓语动词
1.应该是这种结构because （the white cedar used has four times the tensile strength of steel ）and （the timber frame, incorporating many joints and few nails, is flexible）. flexible说的是 timber frame， incorporating作为插入语
2. four times the tensile strength（ of steel and the timber frame）
bc代词them指代不清，赘余；
且b--the tensile strength of steel has 错误应该是the tensile strength of steel所有格
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