MCAS ELA Grade 3 study materials
MCAS ELA Grade 3 study resources

Prioritizing a Revision in Opinion Writing

MCAS ELA Grade 3 · Put your knowledge to work in context.

All case studies

Prioritizing a Revision in Opinion Writing

Mr. Nguyen reviews a grade-3 opinion paragraph: 'I think our class should have a pet rabbit. It would be fun. Also we could learn to take care of it. My cousin has a dog named Max. A rabbit is soft.' The class is working on opinion writing: state an opinion, give reasons, use linking words (because, also, for example), and stay on topic. Mr. Nguyen has a 4-point district rubric: 4 = opinion, reasons, linking words, on-topic; 3 = opinion and reasons, some linking; 2 = opinion with weak or off-topic reasons; 1 = no clear opinion. He must choose one revision to model in a whole-class conference. He notices the student's strongest reason is 'learn to take care of it,' but the dog sentence is off-topic. The paragraph currently has two reasons and one off-topic sentence.

1. What is the most useful revision for Mr. Nguyen to model, and why?

Read the worked answer

The highest-leverage revision is to replace the off-topic dog sentence with a specific example that supports the responsibility reason, using a linking phrase: 'For example, we would need to feed the rabbit and clean its cage every day.' This is better than only deleting the dog sentence because deleting would remove the off-topic problem but leave the responsibility reason undeveloped. It is better than only adding a linking word because the off-topic sentence would remain. The revision fixes two rubric criteria at once - staying on topic and using linking words - and it shows students how to elaborate a reason with a concrete detail rather than just naming it.

2. Explain how the revision would change the paragraph's score under the rubric.

Read the worked answer

The original paragraph fits a 2: it has a clear opinion, but the reasons are weak or off-topic because 'My cousin has a dog named Max' does not support the rabbit opinion. The revision moves the paragraph to at least a 3 because it removes the off-topic sentence, keeps two reasons, and adds the linking phrase 'For example' with a concrete detail about feeding and cleaning. It approaches a 4 because the responsibility reason becomes developed and on-topic. It is not yet a 4 because the 'fun' reason remains undeveloped; to reach 4, the writer would also need to support that reason and use linking consistently throughout.