. 1.There was a ladder on the wall behind the door. -- What do you mean, 'handle'? Eliminate the comma, and it's fine. 'On the wall' and 'behind the door' are both prepositional phrases acting as adverbs.
2. There is a cup on top (on the top) of the cabinet.-- Both are OK forms. 'On top of' is an fixed phrasal preposition meaning over/upon.
Can one say the prepositional phrase is acting as a noun? If not, what is it acting as? I think the word 'than' can act as either a conjunction or preposition.
... other than during the international conference.
. 1.There was a ladder on the wall behind the door. -- What do you mean, 'handle'? Eliminate the comma, and it's fine. 'On the wall' and 'behind the door' are both prepositional phrases acting as adverbs.
Why no need for a comma? What is the difference that and this? They both seem to have two prepositional phrase
. Can one say the prepositional phrase is acting as a noun? If not, what is it acting as? I think the word 'than' can act as either a conjunction or preposition.-- 'Than' is a conjunction and the phrase as I said before is an adverb.
It should read 'They were in a boat on a lake' (no comma). There is no need for a comma between prepositional phrases as long as no c