Answer:
They are:
Step-by-step explanation:
- Present Simple Tense.
- Present Continuous Tense.
- Present Perfect Tense.
- Present Perfect Continuous Tense.
- Past Simple Tense.
- Past Continuous Tense.
- Past Perfect Tense.
- Past Perfect Continuous Tense.
- Future simple tense
- Future continuous tense
- Future perfect tense
- Future perfect continuous tense