perform - They perform well when they need to.
performs - He performs well.
be + performing - I am performing my best. They are performing their best. She is performing her best
"Perform" by itself is present tense; "will perform" is in future tense. The past tense would be "performed".
Performed is past tense. The present tense is perform, and the future tense is will perform.
Have performed
Have/Has been performing.
I/you/we/they have been performing.He/she/it has been performing.
"Perform" by itself is present tense; "will perform" is in future tense. The past tense would be "performed".
Performed is past tense. The present tense is perform, and the future tense is will perform.
Have performed
Have/Has been performing.
I/you/we/they have been performing.He/she/it has been performing.
Have/Has been performing.
I have performed.
Present tense is used to describe things that are happening now or are generally true. Past tense is used to describe things that have already happened.
The past tense of did is did. The present tense of did is do. The future tense of did is will do.
The verb is is the present tense.
The present tense of "will be" is "am/is/are." For example, "I am," "he is," "they are."
Past tense I had Present tense I have Future Tense I will have