____ willyou finish your homework? — In half anhour.

There was a hole in the door, through which I __________ sight of Mr. Brown sitting in a chair. [ ]

People have planted a lot of trees and grass in order to ____ wind and sand in the desert.

The news of enemy’s defeat quickly________ round the town. [ ]

Never put the medicine________the reach of your little child in case he takes it by mistake