结构部分被分为三组。( )
A.The content of the structure are divided in three groups. B.The parts of the construction are divided into three sets. C.The parts of the structure are divided into three group正确答案C
结构部分被分为三组。( )
A.The content of the structure are divided in three groups. B.The parts of the construction are divided into three sets. C.The parts of the structure are divided into three group正确答案C