One third of the country ________ covered with trees and the majority of the citizens________black people.( 2011·湖南)

______ there a map and two posters on the wall?

. The computer games you are addicted to _____ dangerous to students’ bodies and spirits.

The teacher together with the students _______ discussing Reading Skills that _______ newly published in America.

 Has ____ how many spies we caught during the war ____ up to now?