Choose the correct options

1. The house that we have bought is
   [spacious|crowded]
   and light.
2. The Irish elk has become an
   [extinct|dead]
   animal because of human activity.
3. Being sociable means that you are
   [silly|friendly]
   with people.
4. Many
   [isolated|industrial]
   cities suffer from air pollution.
5. When astronauts go into space, they experience
   [zero|vacuum]
   gravity.
6. There is a big football
   [ground|pitch]
   outside our school.
7. Doing
   [housework|homework]
   such as cleaning and washing up is a good way to instill responsibility at home.
8. Our
   [near|next-door]
   neighbours are very noisy: they shout even at night.
9. A
   [heron|trout]
   is a large bird with long legs and a long neck that lives near the water.
10. Our new Chemistry teacher is very
    [arrogant|nosy]
    : she always asks what we do after school and gives comments about it.
11. All civil
    [servants|colleagues]
    should wear a uniform at work.