Answer :
The sentence written in past simple, present simple, present continuous and present perfect simple is
- Past Simple: I didn’t use the treadmill at the gym.
- Present Simple: I use the treadmill at the gym
- Present Continuous: I am using the treadmill at the gym.
- Present Perfect Simple: I have been using the treadmill at the gym
What is verb tenses?
Verb tenses are tenses used to distinguish or differentiate when an action is taken or takes place
Learn more about tenses:
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