English grammar rule Been part agreement
If you have more than one verb in a sentence, there are several ways to combine them.
Active voice: simple present (I fly, I speak) along with the simple past (I flew, I spoke) can’t be used with “to be” by itself. Instead, use a form of to be with a present participle (-ing) to indicate continuous tenses (I am singing).
Passive voice: use the right form of “to be” with a past participle (-ed).
Incorrect James is runs too much. Correct James is running too much. Correct James runs too much. Incorrect You were freeze last month. Correct You were freezing last month. Correct You froze last month. Incorrect The car was fix. Correct The car was fixed.