I am rolling my hair.
I rolled my hair.
"Have" is used in the present perfect tense.
The most common tenses used with "for" are present, past, and present perfect. Present tense is used for general truths or habitual actions, past tense to refer to finished actions in the past, and present perfect to emphasize the duration of an action starting in the past and continuing up to the present.
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).
"Stand" can be used in both present and past tense. In the present tense, it is used with a base form of the verb (e.g. stand, stands). In the past tense, it is used with "stood" (e.g. stood).
The present simple is used for habitual actions or general truths in the present. The past simple is used for actions that were completed in the past. The present participle is used for actions happening at the same time as the main verb, while the past participle is used for completed actions or to form the perfect tenses.
The word "you are" is used in the present tense. "You were" is used in the past tense.
"Occupied" can be used in the past, present, or future tense. It is the past tense of "occupy", the present participle, and can also serve as an adjective to describe something that is currently being used or filled.
The simple past tense is used to describe a completed action that happened at a specific time in the past. The present perfect tense is used to describe an action that started in the past and has relevance to the present moment.
The word "run" is a word that can be used in both past and present tenses. For example, "I ran" (past) and "I run" (present).
"Do" is used in present simple tense, "did" is used in past simple tense, and "does" is used in present simple tense for third person singular subjects. For example: I do my homework (present), I did my homework (past), she does her homework (present).
"Had" is the past tense of "have." "Had" is used when referring to possession or ownership in the past, while "have" is used for possession or ownership in the present. For example, "I had a dog when I was a child" (past possession) vs. "I have a cat now" (present possession).
"Interested" can be used in both past and present tense. In present tense, it can indicate a current state of curiosity or desire. In past tense, it can show that someone was previously curious or inquisitive about something.