The conflict between Gadhafi’s government army and the rebels in Libya made ______ difficult for the foreigners to leave the country.

---- Do you like ____ when all the friends chat together ? ---- Oh, yes . We usually spend our weekend that way . 

Since people are fond of humor，it is as welcome in conversation as ________ else.

I wanted some more cold meat but there was _____ left.

Having sent several mails to apply for jobs, Susan waited for a reply, but ___ came.