The past perfect is had jumped.
I/You/We/They have jumped. He/She/It has jumped. she is jumped up and down.
Existed is the past tense. The past perfect tense is had existed.
The past tense of jump is jumped, and the past tense of hop is hopped.
The past perfect tense of hope is had hoped.
The past tense is bled, and the past perfect tense 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."