1One third of the country _(be) covered with trees 2One thir

1One third of the country _(be) covered with trees 2One thir One-third of the country _____ covered with trees and the ma One third of the country _____ covered with trees and the ma One-third of the country ________ covered with trees and the One-third of the country ______ covered with trees and the m 26.One-third of the country _______ covered with trees and t 一道高一英语选择题One third the country xxx covered with trees and th 1.One-third of the area _____ covered with green trees.About 英语 One-third of the area _______ covered with green trees. One-third of the area ________ covered with trees. About sev (2011·湖南)One－third of the country ________ covered with tree The mountain will be covered with trees in one ________ (yea