●●●●● ●●●● ●●0 What are they for? ●●● ●●●● Key: 1.b 2. f 3c 4 e 5 d 6.a If you want to learn more Key: Sentences of Certainty: 1, 2, 5, 6, 7 Sentences of Uncertainty: 3, 4, 8What are they for? Key: 1. b 2. f 3. c 4. e 5. d 6.a If you want to learn more Key: Sentences of Certainty: 1, 2, 5, 6, 7 Sentences of Uncertainty: 3, 4, 8