Word formation

You must be ....... (care) when you drive.

Ann is a very ...... (imagine) person.

We must save endangered animals from ...... (extinct).

Mr Harris is so ..... (sense). He doesn't do childish things.

We've got a huge ........ (collect) of paintings by this artist.

You can ask questions at the ....... (conclude) of the programme.

Recycling helps control environmental ...... (pollute).

My ..... (intend) is to help the environment.

Are you beginning to have second ..... (think)?

Describe people's ...... (appear) and character!