---I don’t like the pants. They’re too long.---What about this ________?A. one B. ones C. pair
---Did you finish _____ the book?---Yes, I did. Thanks ____ your dictionary, I had a better understanding of it.
---The pen writes well though it doesn’t cost much.---Let me have a try. So _____.
---Football by the British at the beginning of last century.---That’s probably why football is one of the most popular games in England.
---What he enjoys _____ great and interesting.---Yes, but it’s dangerous.
---Do you know the city of Ningbo well ?---Of course I do. I’ve here for nearly 3 years.