She likes exercise还是exercising?还是两个都可以? 因为我记得exer

题目

She likes exercise还是exercising?还是两个都可以? 因为我记得exer
She likes exercise还是exercising?还是两个都可以?
因为我记得exercise这个词既可作名词也可做动词

答案

两个都可以,还有一种是exercises