It is nearly seven o’clock. Jack 　　　 be here at any moment.

How was the chess competition last week. Jack-Bad luck! David beat(击败）me in the competition and _________first place.

Both your salary level and your cost of living can be_________ if you move to another city, so you’d better think It over before you make a final decision.

The broken window was the that the house had been broken into.

Both parents and teachers work hard at either preventing failure or protecting the children from the knowledge_______ they have failed.