—Why should I correct it right now, Mum? It’s OK, I think. — Well, Honey, it will _______ trouble in the future.
The student _____ from the training so much that he was _____ the first prize in the game.
Some students even have no idea of they are studying, so they waste much time playing.
If you ________ smoke in the room, please keep the windows open.
From the top of the tower, people can see at least ________ distance of 10 kilometers on ________ clear day.
A number of high buildings have arisen ______ there was nothing a year ago but ruins.