The present tense of "understood" is "understand."
have / has understood.I have understood everything you said.She has understood the experiment quite well.
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.
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).
Understood is the past tense.
Past tense is understood. understand /understood /understood
have / has understood.I have understood everything you said.She has understood the experiment quite well.
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.
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).
Understood is the past tense.
Past tense is understood. understand /understood /understood
The difference between "We included it to support" and "We've included it to support" is that the former uses the simple past tense of "include" while the latter uses the present perfect tense, indicating that the action was completed recently and has relevance to the present moment.
The verb is is the present tense.
The past tense of did is did. The present tense of did is do. The future tense of did is will do.
Simply, the past tense word of "understand" is "understood". For example: The class "understood" what they were being taught.
It was, (past tense) it is, (present tense) it will be( future tense)
Past tense I had Present tense I have Future Tense I will have
"Has" is in present tense. The past tense is "had".