改错What we should do now is not to increase production,but improving the quality of our productbut后面的improving应该改为improve还是to improve,还是两者均可,

分类: 作业答案 • 2022-08-03 18:15:30

问题描述：

改错What we should do now is not to increase production,but improving the quality of our product
but后面的improving应该改为improve还是to improve,还是两者均可,

答