VI.
1. B -> on
2. C -> bỏ
3. B -> since
4. C -> is
VII.
1. Ba is not used to walking up early
2. I have studied English for five years
3. The performance was interesting to the boys last night
4. I was amazed at your winning the first prize
5. The hotel which we visited in Da lat is very nice
6. My dad is a man who is considerate and genrous