Pronouns: personal pronouns (subject: I … object: I …), possessive pronouns (subject: I … object: I …), reflexive pronouns (… ego), demonstrative pronouns (this, that …, so …), indefinite pronouns (someone …), interrogative pronouns (who …).
Numerals are basically divided into cardinal number (1234…) and ordinal number (first, second, third …). In addition, there are three special numbers: fraction, decimal and percentage.
Preposition: it has no practical meaning, but only shows the relationship between the sentence he modifies and other components. Simple pronouns: at, by, for…… ... ... compound pronouns: above, in and within ... and prepositional phrases: in front of ... ... prepositional phrases: first, one after another ... ...
Adjective: it is also a function word, which plays the role of connecting sentence components or sentences with sentences. The most commonly used ones are: Gao, Duo, Da ...............................................................................................................................................................
Article: Function words, used to modify or qualify nouns before nouns. Mainly divided into definite article (the) and indefinite article (a/an).
Verb: A verb is a poem that expresses an action or a state. In English, verbs should be changed into past tense, past participle and present participle according to tense. Add "s", "es" or change verbs after the third person singular.
Sigh: sorry, I haven't learned it. But in Chinese, it should be ah ah or something. In addition, I have heard of exclamatory sentences, which usually start with "how" and "what".