—_____ you _____ the sitting room? —Yes. It is 7 meters long and 4.5 meters wide.
. Either you or the headmaster ______ the prizes to the gifted students.
. The 2010 Shanghai World Expo is well worth ______.
I am interested in traveling. It is ______ but ______.
The windows haven’t cleaned for a long time. They need ______.
Our teachers are really ______. They often work in their office far into the night.