No, it is not a preposition.The word bed is a noun, or colloquially a verb.
It can be, used as a noun. For example: He sat on the bed - bed is the object of the preposition "on."
beside is the preposition
a preposition and object of preposition..i am not very sure though
The preposition is "behind." The phrase "behind the patient's bed" modifies the verb "stood."
yes
Beside is the preposition. The phrase "beside his patient's bed" modifies the verb "stood."
There is a ball under the bed.
The word "on" is the preposition in this sentence.
Beside.
"Getting out of bed" is a phrase, including 4 words. Getting is a verb, out is an adverb, of is a preposition, and bed is a noun.
"Off" is an adverb. But it can be considered a preposition in some cases.HoweverIn a case like "She fell off the bed", the preposition ofis understood, completing the actual prepositional phrase "(of) the bed". "Off" remains purely an adverb modifying the verb "fell", telling where she fell.
No, it is not. The word "in" can be a preposition, but "turn in" is an idiomatic verb meaning to retire to bed.