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Unit 18
1.
1. c 2. b 3. d 4. a 5. e 6. g 7. f
2.
A. 3 B. 6 C. 1 D. 5 E. 4 F. 2
3. Task1
1. yes 2. yes 3. no 4. no 5. yes 6. yes 7. no 8. no
3. Task2
1. a 2. b 3. b 4. b 5. a 6. b 7. a 8. b
4. Task1
1. b 2. b 3. b 4. a 5. b 6. a
4. Task2
1. b 2. a 3. c 4. c 5. b 6. a