Answer:
Helping verbs, helping verbs, there are 23! Am, is, are, was and were, being, been, and be, Have, has, had, do, does, did, will, would, shall, and should. There are five more helping verbs: may, might, must, can, could!
Hi. Templa can be all of the options! It's neuter, plural and may be nominative or accusative according to context.
Incorrect. it reads "This is our carts".