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informal English expressions Formal and informal English Formal English Informal English a large amount/number of a lot of arrange sort out child kid discard throw away I regret to inform you… I’ m sorry to say… immediately right away in addition plus It is my hope… Hope… prevent stop purchase buy reply answer speak to have a word with Step2 Practice Ask students to practice what they have learnt above. First point out the informal places while they are reading the letter. Then rewrite the letter in formal English. Answers: Dear Mr. Smith, I want to speak to you about the condition of the playground. I regret to inform you that people do not discard their rubbish properly. They leave rubbish on the g