They make use of such forms of energy like wind and sunlight to help cut the cost.

分类: 作业答案 • 2022-01-09 18:02:03

问题描述：

They make use of such forms of energy like wind and sunlight to help cut the cost.
改错

答

They make use of such forms of energy like wind and sunlight to help to cut the cost
少了一个 "to"
to help to (do something)