_______ Japan’s nuclear crisis (核危机) will be solved in 2011 is not known yet.
Hundreds of jobs ______ if the factory closes.
The house, ______ we bought last month, is very nice.
There was a time ________ this kind of skirt was very popular.
The building ________ top can be seen from here has just been completed.
—I wonder how much you _______for your services. ---Well, the first two are free while the third costs $30 .