A lot of fruits help us to keep in good health?（对划线的部分提问） help us to keep in good health划线的部分是A lot of fruits
问题描述：
A lot of fruits help us to keep in good health?（对划线的部分提问） help us to keep in good health
划线的部分是A lot of fruits
答
What helps us to keep in good health?
疑问词作主语，视作单数，所以，help 要用单三形式
希望我的回答能够帮到你，望采纳！
祝你学习进步，天天快乐。O(∩_∩)O
答
What help us to keep in good health ？ 这里what 作主语
答
What does help us to keep in good health?