
‘A piece of cake’– something is very easy.
Read more: Phrase of the Week: ‘A piece of cake’

‘You can’t judge a book by its cover’ means to not judge someone or something based solely on appearance.
Read more: Phrase of the Week: ‘You can’t judge a book by its cover’

‘Let the cat out of the bag’ means to accidentally reveal a secret.
Read more: Phrase of the Week: ‘Let the cat out of the bag’

‘Once in a blue moon’ is a situation or event that happens infrequently.

‘Break a leg’ means ‘good luck’ (often said to actors before they go on stage).
Read more: Phrase of the Week: ‘Break a leg’

‘To hit the nail on the head’ means to describe exactly what is causing a situation or problem.
Read more: Phrase of the Week: ‘To hit the nail on the head’

‘The best of both worlds’ means you can enjoy two different opportunities at the same time.
Read more: Phrase of the Week: ‘The best of both worlds’

If you see a friend in a photo, you could say: ‘I know her!’ However, next to your friend in the picture is another man.
Read more: The difference between 'to know' and 'to recognise'

‘Speak of the devil’ means that the person you’re just talking about actually appears at that moment.
Read more: Phrase of the Week: ‘Speak of the devil’

To see eye to eye with someone means to agree with them; to think alike; to have similar opinions or viewpoints.