English Lesson on the difference between INFORMAL & FORMAL English

The video tutorial by Mark focuses on teaching informal English. It introduces five key tips: omitting auxiliary verbs in questions, leaving out the main verb and object after the auxiliary, avoiding repetition of infinitive clauses using 'to', omitting pronouns in negative sentences, and simplifying sentences with 'so' or 'not'. These tips aim to make English communication more informal and efficient, suitable for everyday conversations and informal writing.

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