1. sociable
2. orphanage
3. lovely
4. curly
5. information
6. extremely
7. Unluckily
8. different
V.
1. is looking
2. has learned
3. have you known, have known
4. Has she fed
5. haven't seen, were
6. Has she finished
7. Has your dog ever biten, bit
8. have just made
9. Have you ever been
10. started
VI.
1. What did Nam repaire yesterday?
2. When did you receive my letter?
3. What time does she go to school?
4. Where did you meet your old teacher yesterday?
5. How long has your sister studied French?
6. How often does she play badminton?
