English Language Arts Grade 7 15 min

Which sentence is more formal?

Which sentence is more formal?

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Introduction & Learning Objectives

Learning Objectives Define formality and informality in written communication. Identify key characteristics that distinguish formal from informal sentences. Analyze how an author's purpose and intended audience influence sentence formality. Determine the more formal sentence when presented with two options. Explain how sentence formality contributes to the overall tone of a text. Revise informal sentences to make them more formal, appropriate for a given context. Ever notice how you talk differently to your principal than to your best friend? 🤔 That's formality in action, and it's just as important in writing! In this lesson, you'll learn what makes a sentence formal or informal, how an author chooses the right level of formality for their purpose and a...
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Key Concepts & Vocabulary

TermDefinitionExample FormalityThe level of seriousness, adherence to rules, and distance in communication. Formal language is often used in professional, academic, or respectful contexts.A formal sentence might use 'The committee will convene' instead of 'The group will get together'. InformalityThe level of casualness, relaxation, and closeness in communication. Informal language is often used with friends, family, or in personal writing.An informal sentence might use 'What's up?' instead of 'How are you today?' Author's PurposeThe reason an author writes a text. Common purposes include to inform, persuade, entertain, or explain.An author writing to inform about a scientific discovery would likely use formal language. AudienceThe specifi...
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Key Rules & Conventions

Rule 1: Vocabulary and Word Choice Formal sentences use precise, often more sophisticated vocabulary and avoid slang, jargon (unless specific to a formal field), and colloquialisms. Informal sentences use everyday, conversational words. When aiming for formality, choose words that are exact and professional. Avoid contractions (e.g., 'don't' becomes 'do not') and phrasal verbs (e.g., 'find out' becomes 'discover'). Rule 2: Sentence Structure and Complexity Formal sentences often feature longer, more complex sentence structures, complete thoughts, and clear grammatical constructions. Informal sentences can be simpler, shorter, and may include fragments or run-on sentences (in very casual contexts). Formal writing prioritizes clarit...

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Sample Practice Questions

Challenging
An author is writing a textbook chapter for 7th graders about photosynthesis. Their purpose is to inform, and the tone must be educational but accessible. Which sentence best balances formality with the need for clarity for this specific audience?
A.Plants make their own food, which is pretty cool.
B.Photosynthesis is the process by which plants convert light energy into chemical energy.
C.The process of photosynthesis involves the intricate conversion of photonic energy into covalent chemical bonds.
D.You need to know that plants use photosynthesis to eat.
Challenging
Of the following options, which sentence is the LEAST formal?
A.I'm gonna grab a bite to eat before we bounce.
B.I am going to have a meal before we depart.
C.I will eat before we leave.
D.It is time for me to eat; then we can go.
Challenging
A student's sentence was marked as 'too informal' even though it was long and used some complex words. The sentence was: 'In my personal opinion, the government's new rules are, for a vast number of reasons that are super obvious, a completely terrible idea.' What is the most likely reason the sentence was considered informal?
A.The sentence was too short.
B.The sentence was not complex enough.
C.It combined a subjective, personal viewpoint with slang.
D.It did not use any contractions.

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