The prefix in- can often mean 'not' or 'no'. However, in words such as invaluable, in- does not mean 'not' or 'no'. Write "N" for the words where it means 'not' or 'no'. Write "P" next to the words where it doesn't.

1. The inbound flight from Chicago has been delayed due to bad weather.

2. I really do value my independence.

3. The whole family was infamous round here for their antisocial behaviour.

4. I left the organisation eventually because of all the infighting.

5. This material is inflammable, isn't it?

6. What an ingenious idea.

7. The place will soon be inhabitable, won't it?

8. The whole area feels very inhospitable.

9. The situation is intolerable.

10. She was charged with being disorderly and intoxicated.