Must have.
Must isn't a verb, so it doesn't have a past tense.
But you can say must have, like "You must have done that!"
"Must" doesn't have a past form. You can use "had to" to talk about obligation in the past.
The past perfect form of you go is you had gone.The past simple form of you go is you went.
"He hit you" is the past tense form. Hit is an irregular verb and the past tense form is also "hit".
The past of burst is burst.
The past perfect combines had (the simple past of have) with the past participle of the main verb
"Must" doesn't have a past form. You can use "had to" to talk about obligation in the past.
-ed is added to the end of regular verbs to form the past tense. For example, the past tense of 'dance' is 'danced'. Irregular verbs do not follow a pattern to form their past tense form. You must simply learn the past tense of these verbs. For example, the past tense of 'see' is 'saw'.
The past form of a verb is typically formed by adding "-ed" to the base form of the verb. For irregular verbs, the past form varies and must be learned individually. The past participle form of regular verbs is also formed by adding "-ed," while irregular verbs have specific past participle forms that need to be memorized.
Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.Sat is a past form. Sat is the past form of the verb sit.
To change the past tense and past participle of a verb, you must either change the verb back to its present tense or get rid of its suffix.
what is the past form of forgive
Add -ed to the end of regular verbs to make the past tense form. Irregular verbs, however, do not take this form. There is no pattern to irregular verbs and you must simply learn their past tense forms. For example, the past tense of sing is sang and not singed*.
It's the Perfect form of a modal verb + normal verb pair.
You can use "had to" to express obligation in the past.
The past tense of must is should have
The past participle of "must" is "musted."
The past form of "am" is "was" and the past participle is "been."