—The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do thejob?—____ my students have a try?
In ________ old society many young women died by so strange and cruel ________ custom.
The number of people ________ this happens is not very large.
I have no _____ that you will succeed, but I wonder whether you have really got everything ready.
The police set out in search of other children who might ______ Guizhou’s dustbins after 5 deaths for warmth.
After walking a whole day, I was almost________, not feeling bad, though.