2.Adv is an adverb, the abbreviation of adverb part of speech in English, the full name of adverb. Words like now, then, often, always, universally, next, last day, already, etc.
V is a verb, called a verb, which refers to a vocabulary used to express an action or state. Words like say, look, walk, listen, laugh, take, fly, run, sing, drink, knock, sit, shout, stare and so on.
4.n is a noun, and the full name is a noun, indicating the name of a person, thing, place or abstract concept. Like students, apples, schools, desks, desks, pencils, pens, bananas, glass and so on.
Extended data:
Word parsing:
First, the classification of adjectives
1, descriptive adjective
Adjectives indicating the nature, color, size and state of nouns.
2. Material adjectives
Adjectives acted by or transformed from material nouns.
3. Quantitative adjectives
1) Indefinite adjective: indefinite pronouns followed by a noun becomes an indefinite adjective.
2) Numbers.
3) Multiply by the word.
4. Proper adjectives
Adjectives transformed from proper nouns, such as place names and country names.
5. Owner adjectives
Including the possessive case of personal pronouns (adjective possessive case) and the possessive case of nouns.
Second, the classification of nouns
1, proper noun
A proper name (the first letter should be capitalized) that indicates a specific person, thing, place, group or institution.
2. Common nouns
A name that represents someone, something, substance or abstract concept.
3. Countable nouns
Countable nouns refer to people or things that can be counted by numbers and divided into individuals, so they have plural forms. Such as cups, cats, etc.
Third, the difference between adjectives and adverbs.
1. Adjective adverbs tend to express static meaning and emphasize "feeling, state and result"; Adverbs -ly tend to express dynamic meaning and emphasize "ways and means". Because of the different expression, semantic emphasis and emotional color, these two adverbs can sometimes be used interchangeably, so their static and dynamic meanings will change accordingly.
2. Adjective adverbs cannot be modified by degree adverbs, but only adverbs can.
3. Adjective adverbs are mostly used in informal style, while -ly adverbs are mostly used in formal style.
4. Adjective adverbs generally express specific concepts, while -ly adverbs express abstract or extended meanings, sometimes with a certain emotional color.
5. Adjective adverbs are usually used instead of -ly adverbs when expressing comparative degree and superlative degree.
6. In the past participle, gerund was used as the subject and emphasis in the stressed sentence, and -ly adverb was usually used instead of adjective adverb.
Baidu encyclopedia-verbs
Baidu encyclopedia-adjectives
Baidu encyclopedia-ADV (English adverb)
Baidu encyclopedia-nouns