Since the 1950s rock and roll has been very popular.
Yes, since is a preposition (e.g. since noon). It can also be a conjunction (since you arrived) or an adverb (gone ever since).
which of these words is not a preposition past since join and except
"Or" is not a preposition. It's a conjunction.
No, it is not a preposition. It is an adjective, meaning aged, or previous (the old manual).
No. Whom is the objective form of the pronoun "who." It is not used as a preposition.
Yes, since is a preposition (e.g. since noon). It can also be a conjunction (since you arrived) or an adverb (gone ever since).
"Since" may be used as a conjunction. It can also be an adverb and a preposition.
which of these words is not a preposition past since join and except
"Or" is not a preposition. It's a conjunction.
The sentence is better if the "for" is used in place of "since".
since back signifies a direction I would say it is used as a preposition in this case.
No, it is not a preposition. It is an adjective, meaning aged, or previous (the old manual).
a preposition is a preposition, no other word. They function as modifiers of verbs, nouns and adjectives as in on, by, to and since
No. Whom is the objective form of the pronoun "who." It is not used as a preposition.
Ere is a preposition that is a palindrome.
No, then is not a preposition. It is a conjuction.Than is a preposition.
Since is an adverb, preposition or a conjunction As an adverb - she at first refused, but has since consented... As a preposition - It has been warm since noon'... As a conjunction - He has been busy since he came...