All Mrs Smith's efforts to tidy the room were _____ because her grandson soon made a mess of it again.
We elected him ___ monitor of our class, and he gave ___ to everyone.
In general, the old man is generous. But ____, he was mean to an old beggar.
He was left _____, with no one ____ after him.
The reporters have found out ____ it was _____ saved the little girl.
The experts are trying to find ways of ____ the animals in danger.