—Don’t you think Obama is _____ success? —Yes, I do. He is popular with _____ public in America.
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.
It was rude ______ you to stare at the foreigner when he passed by just now.