——The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?——____ my students have a try?
The couple _____ last year. They had lived together for twenty years, though.
Much to our _____, China won 51 gold medals, more than any other nation, at the 2008 Beijing Olympic Games.
I’m afraid I’m not _____ to help with the show next week.
After the flood, no house in the village _____.
I have had my bike _____, and I’m going to have somebody _____ my radio tomorrow.