Believe it or not, no bread eaten by us is as sweet as _______ earned by our own labor.
8. We missed our train, and ___ the next train was delayed, ____ we had to wait for two hours.
7. Not only ______ interested in football but ______ beginning to care about it.
6. Measures have been taken to prevent accidents, but much ______ for more improvement.
5. From this story, you can have some idea ______ can be used in reality.
4. We believe ______ you have been devoted to ______ naturally of great necessity.