These sentences do not contain any adverbs:
A I like bacon
B I like bacon and eggs
These sentences do contain adverbs:
C I like crisp bacon with scrambled eggs
D I like limply cooked bacon with a poached egg
Sentences do not HAVE to contain an adverb. ALL sentences need is a noun/pronoun and verb. Of course, those are very simple sentences.I ran.She walked.He jumped.They sang.As students mature with vocabulary, sentence structure, and expressing ideas, sentences become more complex and interesting.
We should be hurrying to the store now. This is an example sentence for an adverb.
No, "though" is not a preposition. It is commonly used as a subordinating conjunction or an adverb in sentences.
Truly is an adverb, yes.Some example sentences are:He was truly apologetic.That film was truly amazing.
Merely is an adverb, yes.Some example sentences are:I am merely just browsing.He is merely trying to help.
Basically is an adverb, yes.Some example sentences are:Basically, he just screwed up.This is basically everything you need.
Literally is an adverb, yes.Some example sentences are:He literally just wet himself.I will literally be five minutes.
Deeply is the adverb form of deep.Some example sentences for you are:He is deeply in love with her.The performer spoke deeply.
Fortunately is an adverb, yes.Some example sentences are:Fortunately, I have a backup copy.We fortunately arrive don time.
downstairs
No, it is not a conjunction. It is an adverb.
No, "often" is an adverb used to describe the frequency of an action. It is not a conjunction used to connect clauses or sentences.