Had performed.
"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.
The past perfect progressive tense is formed with the auxiliary verbs had + been and a present participle. The past perfect progressive tense of dance is had been dancing.
Existed is the past tense. The past perfect tense is had existed.
The past perfect tense of hope is had hoped.
The past tense of "bleed" is "bled." The past perfect tense of "bleed" is "had bled."
The past tense of sit is sat; the past perfect tense is had sat.
present tense past tense future tense present perfect tense past perfect tense future perfect tense present progressive tense past progressive tense future progressive tense present perfect progressive tense past perfect progressive tense future perfect progressive tense
Perfected is the past tense of perfect.
"Had been" is the past perfect tense of be.
The past perfect tense of 'get' is 'had gotten'
The past perfect tense of do is had done.
The past perfect tense of borrow is "had borrowed."
The past perfect tense of "think" is "had thought."
The past perfect tense of "steal" is "had stolen."