One third of the country_____ covered with trees and the majority of the citizens______ black people.

You as well ________ right.

______ they grow they make sure that what is left in the ground after harvesting______ a natural fertilizer for the next year’s crop.

 ---Have you heard that Tom, as well as his parents, ________ moved to Beijing ? ---Really ? No _________ I haven’t seen him for a long time.

The number of the teacher invited _____ twelve, but a number of them ___ late for different reasons.