The doctor asked her to eat more fruit当中to eat用法是对的吗如果要用eat的适当形式填空,

问题描述:

The doctor asked her to eat more fruit当中to eat用法是对的吗
如果要用eat的适当形式填空,

ask sb to do sth

Yes, it's right.
ask 的用法 :ask sb. to do sth.