A. 1. Selfish 2. Clenched 3. Colleagues 4. Pessimistic 5. Thoughts 6. Shy 7. Reliable 8. Neighbours 9. Luck 10. Acceptable
B. 1. At 2. Down 3. Of 4. Done 5. With
C. 1. Were you doing. 2. Leaves 3. Wrote 4. I've been working 5. Looks 6. Were 7. Have you ever attended
D. 1. D, 2. E, 3. A, 4. B, 5. C