1."It is always not necessary, however, we use it to link two parts of that instrument".
‘However’ can be used to join two simple sentences to make a compound sentence. But in (1) there is a mistake while using the punctuation, that is "however" and the comma after "necesssary".This is corrected by using semicolon and comma like this "It is always not necessary; however, we use it to link two parts of that instrument".This is OK to me, and here no doubt to me.
2."It is always not necessary, however, when we use it to link two parts of that instrument".
I think there are to mistakes here one is by using comma before necessary and other is after conjuctive adverb a subordinate clause is used. Here is my question. Can we use a subordinate conjunction after the conjunctive adverb?
" I think you are asking the wrong question. 1 should have a semi-colon to the left of it and a comma to the right of it. 2 is quite different in that using the subordinating conjunction "when" transforms what were two independent clauses into an independent-clause-plus-a-dependent-clause.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
At the end you ask the question "Can we use a subordinate conjunction after the conjunctive adverb?"
I think you are asking the wrong question.
To begin with, you acknowledge that the two sentences here are quite different by correctly pointing out that the "however" in no.1 should have a semi-colon to the left of it and a comma to the right of it. In other words, in no.1, "It is n
Here are some variations.
1. Two main clauses and two sentences.
It is always not necessary. However, we use it to link two parts of that instrument. (However is a simple adverb.)
2. One sentence with two main clauses joined by a semicolon.
It is always not necessary; we use it to link two parts of that instrument. (Only use this punctuation style