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the scene B. sets the scene C. behind the scenes3. A. make no difference B. make a difference C. make any difference D. make all the difference4. A. work on B. works against C. work out5. A. spread to B. spreading out C. spread throughTask 3 Unit NineTask 1 2. D 3. B 4. B 5. C 6. A 7. B 8. A 9. C 10. ATask 21. crammed (b) 2. balloon (a) 3. crash (a) 4. crammed (a) 5. crashed (a)6. crammed (d) 7. ballooned (c) 8. crash (b) 9. balloon (b) 10. slumped (b)11. trust (c) 12. trust (d) 13. liberal (c) 14. slump (c) 15. liberals (b)16. trust (b)Task 31)A 2) D 3) B 4) B 5) C 6) C 7) A 8) A 9) D 10) DUnit TenTask 1 2. C 3. D 4. B 5. B 6. B 7. C 8. D 9. A 10. BTask 21. underlying 2. immune 3. impart 4. imperative 5. vulnerable6. diffused 7. foremost 8. scholarly 9. illuminated 10. eloquenceTask 31) deeper 2) contribute 3) explore 4) potential 5) how6) productive 7) likely 8) produce 9) Nationally 10) dedicated4