In his speech the headmaster________to the great help the school received from the district government.
---- Susan, go and join your sister cleaning the yard. ---- Why ____? John is sitting there doing nothing.
Both teams were in hard training, ____was willing to lose the game.
Iraq promised in time to destroy guided missiles(导弹)the following ___day.
It is the ability to do the job ____matters not where you come from or what are.
Our city has changed a lot; who can tell what it will be like in _____ten years?