________the latest estimates,insects account for probably 4 to 6 million of the species of creatures living on the planet.
of the land in that district covered with trees and grass.
He is the only one of the students who a winner of scholarship for three years.
The number of people invited ____________ fifty, but a number of them __________ absent for different reasons.
Neither Tom nor Jack and I ____ his students.
The League secretary and monitor________asked to make a speech at the meeting last week.