With no one to_____in such a frightening situation,she felt very helpless.

22. In order to _______ the heart of his former sweetheart, the young man gave up smoking and alcohol, worked extra hard but all his effort ______ waste.

He hasn’t come yet．What do you consider _______ to him？

－did you play the piano today－For five hours.

Some people who had seen the film felt frightened when they remembered the scene people were eaten by crocodiles.