_we must do is_ the use of energy.A.That;to reduce B.How;to reduce C.What;reduce D.That;reduce我没少打to啊！

分类: 作业答案 • 2022-01-02 15:55:23

问题描述：

___we must do is___ the use of energy.
A.That;to reduce B.How;to reduce C.What;reduce D.That;reduce
我没少打to啊！

答

C.What;to reduce (reduce 之前打少了 to)
如果你没打少to,那四个选项都不对,可能印错了.反正第二个空要填to reduce

___we must do is___ the use of energy.A.That;to reduce B.How;to reduce C.What;reduce D.That;reduce我没少打to啊！