Know is present tense.
Exmpl: I know that the word "know" is present tense
The past tense of "Know" is "Knew"
Exmpl: I knew that the word "knew" was past tense.
The word "do" is used in both present and past tenses. In present tense, it is used as an auxiliary verb to form questions and negatives (e.g. Do you like coffee? I do not know). In past tense, it can be used as the past tense of "do" (e.g. He did his homework).
Past tense I had Present tense I have Future Tense I will have
No 'is' is present tense. am/is/are = present tense was/were = past tense
Present - am. Past - was and were.
Creep is present tense. The past tense is crept.
Known is the past participle of know know / knows = present tense knew = past tense known = past participle knowing = present participle
The past tense is 'knew'.
The word "do" is used in both present and past tenses. In present tense, it is used as an auxiliary verb to form questions and negatives (e.g. Do you like coffee? I do not know). In past tense, it can be used as the past tense of "do" (e.g. He did his homework).
Know is in the preset tense eg I know the answer to this quetion Knew is the past tense eg I knew the answer to that question
Past tense I had Present tense I have Future Tense I will have
Have is present tense. The past tense is had.
No 'is' is present tense. am/is/are = present tense was/were = past tense
Known is the past participle of the verb know.
Present - am. Past - was and were.
Creep is present tense. The past tense is crept.
"Has" is the present tense form of the verb "have." The past tense form of "has" is "had."
Present tense - clean. Past tense - cleaned. Present tense - work. Past tense - worked. Present tense - play. Past tense - played.