Fill in the gaps.

1. It is disgusting that some people ... biting their nails.
2. Some clerks ... eating snacks at work.
3. Boxing ... be the most popular sport in England.
4. Even if you find joining a new school difficult at first, you will soon ... it.
5. She ... work under pressure in her old job.
6. If you ... walking every day, you will find a trekking holiday very difficult.
7. She ... living alone already.
8. My father ... be a good football player when he was young.
9. Travel helps you ... different ways of doing things.
10. My friend ... having a lot of noise around him because he grew up in a big family.
11. The children hated walking because they ... going everywhere by car.