I always get (a)   when my grandmother starts kissing me all the time.

It is (a)   how many new species have been found in these deep waters.

Molly is a very (a)   singer and dancer, but she wants to be a conservationist.

The Bald Eagle in America used to be a (a)   species, but now it is doing well.

The situation is (a)   by the fact that they haven't spoken to each other for years.

Dogs and cats have been (a)   for so long, that no one knows when it happened.

Malcolm was (a)   of himself destroying the bird's nest.

Jeremy's behaviour is a bit (a)   lately.

Planting trees can be very (a)   to the environment.