Few people know the fact ______ was not until 1936 that basketball became a regular part of the Olympic Games.
People try to avoid public transportation delays by using their own cars, and this ____ creates further problems.
After the new technique was introduced, the factory produced_____ cars in 2008 as the year before.
Great changes ______ in China in the past 20 years.
The question is ______ it is worth doing.
---Would you mind my sitting here ____ lunch? ---______. A. and have, No, not at all C. and having, No, thank you. C. to have, Never, go ahead. D. and have, Oh, it’s my pleasure.