"The children are" is correct (third person plural).
The present tense of "be" for children is "are."
HAVE or HAS is the simple present tense of the verb "to have" I have you have (singular) he, she or it has we have you have (plural) they have Examples are: I have a wife and two children. They have lots of money. Note "will have" is the future tense and "had" is the past tense.
Present tense is used to describe things that are happening now or are generally true. Past tense is used to describe things that have already happened.
The verb is is the present tense.
Present perfect tense.
it's present tense actually
"you do" is present tense. The past tense is "you did" and the future tense is "you will do".
The past tense of did is did. The present tense of did is do. The future tense of did is will do.
The present tense of "will be" is "am/is/are." For example, "I am," "he is," "they are."
"Has" is the present tense form of the verb "have." The past tense form of "has" is "had."
Yes, "is" is present tense. The past tense form of "is" is "was."
Have is present tense. The past tense is had.
The present tense of the verb 'was' is is.