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Cambridge B1 Preliminary (PET) exam topics — the 5 content areas by weight
The Cambridge B1 Preliminary (PET) exam is built from 5 weighted content areas. Focus your time where the weight is. Each area below links to a free study chapter and practice questions. Weights reflect the official content outline.
Grammar
24%Vocabulary in Context
22%Word Formation
18%Prepositions & Articles
18%Error Correction
18%Ready to test yourself?
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Content-area weights reflect the official Cambridge B1 Preliminary (PET) content outline. Confirm current details with Cambridge English. Study aid, not a substitute for the official material. Last updated: August 2026.