Calipers were set and verified at 5 mm.

Question: what are all the verbs in the sentence?

7 answers

This sentence has two main verbs and a helping verb.

What do you think they are?
calipers main verb

were helping verb
are the main verbs - calipers

- set

helping verb - - were
The helping verb is "were."

But calipers is a noun and the subject of this sentence.

One of the main verbs is "set." What else happened to the calipers?
verified - main verb ?

Thank you
Right.

were set, verified
Calipers were set and verified at 5 mm.