(2013·承德二模)I found that she was unhappy and didn't say ________  word all ________  way home.

The opening between the rocks was very narrow, but the boys managed to _______ through.

I think this software is of little use to your work. It is really a ________ of money. 

Team leaders must ensure that all members ______ their natural desire to avoid the embarrassment associated with making mistakes.

—These days，he has stayed up late into night in order to get good marks in the following monthly test.—It's no ________ that he seems tired and asleep in class every day.