.One advantage of eating a balanced breakfast is _____ it can keep you energetic throughout the day.
I must apologize for __________ ahead of time.
You must __________ the key information in the text if you want to choose the correct answer.
We are at your service. Don't ________ to turn to us if you have any further problems.
It is foolish of him to __________ his notes during that important test, and as a consequence, he got punished.
I am willing to do whatever my country requires __________ me.