Shrunk is the past participle of the present tense verb shrink.
The past tense of shrink is shrank; e.g. "The inflatable boat shrank quickly when it was punctured."It is not "shrunk".The present perfect tense is "shrunk"; e.g. "The number of people living in our house has shrunk since the triplets moved out."
Shrunk is the past tense of shrink.
The correct past tense is "have shrunk." "Shrunk" is the correct past participle form of the verb "shrink."
'Have shrunk' is the correct answer, however you could also use shrank on its own, without the auxiliary verb to have.
The past tense of the verb 'shrink' is 'shrank' or 'shrunk', both are correct and commonly used.
The past tense for shrink is shrank.
shrunk
shrunk or shrunken
The past tense is shrunk.
The verb is is the present tense.
Simple past tense: Shrank Past Participle: Shrunk
The past tense of did is did. The present tense of did is do. The future tense of did is will do.