1) smth you have a limited knowledge of 2) smth that is common knowledge 3) time when you had nagging suspicion 4) a book that is full of interesting observations 5) smb who was admitted to the hospital for observation 6) time when you had a misunderstanding with smb 7) smth that requires proof 8) time when you made a wrong assumption

Roadmap B2 Unit 9B

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