There's quite a lot, the easiest way to figure this one out is to look it up.
The correct answer would be helping verbs. The helping verbs are combined with the main verbs to indicate time, possibility and other kinds of meaning. The helping verbs' function is to help extend the meaning of the main verbs by adding more detail on it. Helping verbs are very essential in the formation of different tenses of the verb.
Answer:
B).A calculated well planned ambush.
Yeaaa uh i don’t know the last three but the first blank is for sure Tybalt
It contains exactly 14 lines. i just took the test