.People have planted a lot of trees and grass in order to ____ wind and sand in the desert.
You’d better have a talk with your friend _____, and then the misunderstanding will disappear.
—What’s the matter with you, Sandy?—I’m _____ a bad cold. I think I am dying.
Try to _____ the children down. They’re too excited.
—I’m sorry to_ _______you,but can you tell me the way to the nearestsupermarket?—I will do some shopping,too .Shall we walk there together?
Not until his mother came in ________to prepare his lessons.