It is arguably idiomatic ( https://www.dictionary.com/ ). If a person likes languages on a smartphone (com/browse/idiom), why is it important to be cautious? In some quotations, following no particular pattern (of which I am aware), the word is omitted. The omission of “to be” in short utterances could also be argued as a general feature of English, and thus these phrases might not be particularly idiomatic. ‘Done.’ One could say ‘Good.’ When an objection is raised in court, a judge may say “Overruled” or “Objection sustained”, or something similar, again implicitly including “the” and “is.” How do I explain to a child what did do on his homework? In longer sentences, verbs are not optional. Is a very short one that can be implied? We say “work done do you feel comfortable saying this?” ” It does not sound natural to say, “All my homework done.” “Teenagers

of the age”, indian words: “Two yrs”

Generally “your intuition is correct” is that certain things are “normal” in some respects. What is made up? More specifically, it simply seems to have the meaning of make, just as some people say clean while others say clean up.

I am an old-school teacher. My wife found it old-fashioned. Here is an instance from a 19th-century trial, It

has been stated by your lordship, that the first question at the trial was, whether it was the duty of the accountant in the payoffice, to make up the ex-paymaster’s accounts.

Note that the usage here is pretty similar: the phrase implies that the accounts are being created, not falsified. Interestingly, your example comes from a somewhat recent work published. I suppose it might still be used more frequently in certain styles of English.