unit 1Section A:VocabularyIII.1. charge 2. convention 3. efficient 4. obtain 5. competent 6. asessing 7. fulfill8. conducting 9. consequently 10. significanceIV.1. behind 2. at 3. in 4.out 5. to 6. to 7.in 8.with 9.but 10. forV.1. L 2. C 3.D 4. N 5. O 6.A 7. E 8.G 9.I 10. KWord BuildingVI.mitment 2. attraction 3. appointment 4.impression 5. civilization position7.confusion 8.congratulation 9.consideration 10.explanation 11. acquisition 12.depressionVII.1.advisable 2.disi