16. ---The farmer president was caught at last. ---Really? Where _ himself?
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.
3. ______, I can spare no time for it now. I’ll have to finish my homework first.