B1 mistake diagnosis checklist
Goal
Detect B1 errors that reduce clarity in speaking and writing.
Clause order checks
- Subordinate clauses: verb at the end?
- Relative clauses: correct relative pronoun + verb final?
Tense and timeline checks
- Is timeline clear?
- Are present and past forms mixed without reason?
Preposition collocation checks
- warten auf, denken an, interessieren für
Cohesion checks
- Are ideas connected logically?
- Do connectors match meaning (contrast vs consequence)?
Functional clarity checks
- Is your main point obvious?
- Did you include at least one concrete example?
B1 repair routine
- Underline all verbs.
- Mark subordinate clauses.
- Check connectors.
- Add one real example per paragraph.
Mistake fix tip
B1 progress accelerates when every paragraph answers one clear communicative purpose.