bosun
Senior Member
- Joined
- Nov 9, 2005
- Member Type
- Student or Learner
- Native Language
- Korean
- Home Country
- South Korea
- Current Location
- South Korea
Can I use fit and fitness interchangeably as follows? Do the following sentences are grammatically correct?
You must have both physical and mental fit to complete a marathon.
Both physical and mental fitness are invovled in completing a marathon.
You must have both physical and mental fit to complete a marathon.
Both physical and mental fitness are invovled in completing a marathon.