More and more high-rise buildings have been built inbig cities ________ space

Mom, what do you think of our new house—— It’s nice, and it’s than the old one.

It is not until January ,2013the Presidential election of the United States comes to an endwe’ll know who is the new president.

Who cleaned the classroom just now Tom .

In the end , he turned ______history teacher, who had______ good knowledge of history, especially ______ history of ______Ming Dynasty.