What he said was of ________.
Willpower is a kind of quality, _______is_______it takes to do anything well.
Not only_______know the theory, but also_______learn how to apply it in practice.
―I believe it is the only solution to this problem. ―That's debatable, I think. I can_______five other solutions as good as that.
If you live near the lake, _______are that you will hear birds singing to welcome the new day.
.―Remember to pick up your little sister on your way home. ―_______. You can depend on me.