English grammar reference

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English Stylistic Variations

Register and formality levels. Adapted for English. This English reference focuses on recognition, lookup, and practical reading rather than drills.

Rule 1: Choose register

Use this section to choose register in English. Check the example sentence, then compare the form with the surrounding words before applying the pattern elsewhere.

Rule 2: Recognize formal and informal grammar

Use this section to recognize formal and informal grammar in English. Check the example sentence, then compare the form with the surrounding words before applying the pattern elsewhere.

Rule 3: Adapt tone to context

Use this section to adapt tone to context in English. Check the example sentence, then compare the form with the surrounding words before applying the pattern elsewhere.

Examples

I understood the rule in this example.

I understood the rule in this example.

Use this as a English lookup example for formal register.

The form changes according to context.

The form changes according to context.

Use this as a English lookup example for casual register.

English lookup checklist

QuestionWhat to check
MeaningWhat does the form contribute to the sentence?
AgreementDoes it match person, number, gender, case, or tense?
PositionDoes placement change emphasis or grammatical role?

Common Mistakes

  • Do not translate the English pattern word-for-word from English.
  • Check the whole phrase before deciding what a single form means.
  • Watch for register: a correct written form can sound too formal in casual speech.

Lookup Tips

  • Start with the example closest to your sentence.
  • Identify the trigger word or ending before memorizing a rule.
  • Save the topic as a focus if you expect to revisit it.