The computer was used in teaching. As a result not only but students became more interes

问题补充：

The computer was used in teaching. As a result, not only, but students became more interested in the lessons.

A. saved was teachers’ energy

B. teachers’ energy was saved

C. was teachers’ energy saved

D. was saved teachers’ energy

答案：

A. saved was teachers’ energy

B. teachers’ energy was saved

(答案→)C. was teachers’ energy saved

D. was saved teachers’ energy

解析：考查倒装。在not only...but also固定搭配中，当not only分句位于句首时，用部分倒装，即把句子的be动词、助动词、情态动词等提到主语之前。A项was应该放最前面，B项未倒装，排除A、B；部分倒装只需要把谓语的一部分提到主语之前，排除D，故选C。