As economy worsened, jobs ______ to the laid-off workers continued to be scarce． 

The audience were so ______ by his humorous performance that they kept laughing all the time. 

You should be       .You mustn't take any unnecessary risks until you are quite sure.  

    that the government can lead them out of the finacial crisis, people are optimistic about the future of the country.

Mo Yan, the first Chinese national to win a Nobel Prize in Literature, is _________ to earn about 200 million yuan this year.