The verb in the given sentence, "have understood", is in its present perfect tense. The sentence itself does not have tense, which is a property of verbs only.
Understood is the past tense.
Past tense is understood. understand /understood /understood
The present tense of "understood" is "understand."
Simply, the past tense word of "understand" is "understood". For example: The class "understood" what they were being taught.
The past tense of understand is understood, and the past participle is also understood.
Understood is the past tense.
Past tense is understood. understand /understood /understood
The present tense of "understood" is "understand."
The present perfect tense is "She has helped you all along."
Simply, the past tense word of "understand" is "understood". For example: The class "understood" what they were being taught.
The past tense of understand is understood, and the past participle is also understood.
The future perfect tense is "I will have understood your problem"
have / has understood.I have understood everything you said.She has understood the experiment quite well.
The main difference is that "understand" is the present tense form of the verb, while "understood" is the past tense and past participle form. For example, "I understand the instructions" (present tense) and "I understood the directions" (past tense).
No. The correct way is: I've understood you all along.
Understood
No, the past tense for understand is "Understood".