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Having a good diet is of great importance to keeping healty.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/13 23:15:07
Having a good diet is of great importance to keeping healty.
为什么要用keeping .to不是要跟原型吗?
举个例子:
The news is of great importance to the family.
这里"family"是名词,可见词组"be of great importance to“ 后应加名词,故用动词的现在分词形式"keeping..."