1. The Adverbs
An Adverb is a word which modifies the meaning of a Verb, an Adjective or another Adverb.
Adverbs are divided into three classes according to their usage.
Simple Adverbs – Used to modify the meaning of a Verb, an Adjective or an Adverb ( Merely modify some word )
Interrogative Adverbs – Used to ask question. They do not only modify some words, but also introduce questions.
Relative Adverbs – Not only modify some words, but also refer back to a noun or some antecedent.
Adverbs are divided into three classes according to their usage.
Simple Adverbs – Used to modify the meaning of a Verb, an Adjective or an Adverb ( Merely modify some word )
Interrogative Adverbs – Used to ask question. They do not only modify some words, but also introduce question.
Relative Adverbs – Not only modify some words, but also refers back to a noun or some antecedent.

2. Interrogative Adverbs
Kinds of Adverbs
Adverbs may be divided into the following classes according to their meaning:
Kinds of Adverbs
Simple Adverbs
Interrogative Adverbs
Relative Adverbs

3. Simple Adverbs Used to modify the meaning of a Verb, an Adjective or an Adverb ( Merely modify some word )
Simple Adverbs
Adverbs of Time
Adverbs of Frequency
Adverbs of Place/Position
Adverbs of Manner
Adverbs of Degree(Intensifiers) or Quantity
Adverbs of Affirmation and Negation
Adverbs of Cause/Reason
Exclamatory Adverbs
Sentence Adverbs
Adverbial Accusative

4. Interrogative Adverbs Used to ask question
Interrogative Adverbs Used to ask question. They do not only modify some words, but also introduce questions.
Interrogative Adverbs
Adverbs of Place
Adverbs of Time
Adverbs of Reason
Adverbs of Manner
Adverbs of Number
Adverbs of Degree
Adverbs of Emphatic Interrogative

5. Relative Adverbs Not only modify some words, but also refer back to a noun or some antecedent.
Adverbs of Place
Adverbs of Time
Adverbs of Cause/Reason
Adverbs of Manner