Our football team’s ____ has been excellent during the whole year.

He wondered ________ his son was getting along with the experiment.

 We’ll look into the case as soon as we can. Just be ________, please.

.We need to strike a ______ between the needs of the country and the rights of the individual(个人). 

Young men should constantly _________their own state of mind so as to adapt to the circumstances in which fierce competition is going on .