The principal part of the verb used in the sentence "He is going to be late for school if he doesn’t hurry up." is the ***present participle***.
The phrase "is going" involves the present participle form of the verb "go." The present participle typically ends in "-ing" and is used in continuous tenses.
The following sentence uses which principal part of the verb?
He is going to be late for school if he doesn’t hurry up.
present participle
present
past
past participle
1 answer