There ______ a number of students in our school. The number of the students ______ more than 7000.

It is reported that many a new house________at present in the disaster area.

Since the forest has been destroyed by a big fire, a large ______ of trees ______ to be planted on the mountain．

 As a result of destroying the forests, large ____ of desert ____ covered the land.

A poet and artist ________ coming to speak to us about Chinese literature and painting tomorrow afternoon.（2006年江苏高考）