The most famous use of "be not" is probably John Donne in the 1630s with "Death be not proud" although it evidently lasted a lot longer. Searching in Google Books suggests that by …
I do not think the single quotes will do that job. So I would suggest that you have to say "Y and Z together", or "Y together with Z"; or, perhaps better still, "a <or 'the'> combination of Y …
You can certainly say . . . it's not OK to not learn from them. However, bear in mind that there are still people around who mistakenly believe that such a construction is a split …
TL;DR: "or not" is never required if the alternative is a simple negation of the stated proposition, but an "or" clause is required in, say, "You must choose whether to write …
"I walked out to not agree with him because silence denotes assent." The first leaves it unclear whether I disagreed with him; the second is quite clear. Even with the two …
更多内容请点击：What is the difference between "Don't be..." and "Be not..."?