Example: Green with envy

Problem: She was green with envy when she saw her friend's new car.

Solution:

1. She was very jealous.

Example: Caught red-handed

Problem: The thief was caught red-handed by the police.

Solution:

1. He was caught while committing the crime.

Example: Once in a blue moon

Problem: We go out to dinner once in a blue moon.

Solution:

1. They rarely go out to dinner.

Example: Black sheep

Problem: He was always the black sheep of the family.

Solution:

1. He was considered different or a disgrace.

Example: White lie

Problem: She told a white lie to avoid hurting his feelings.

Solution:

1. She told a harmless lie.

Example: In the red

Problem: After the holiday, my bank account was in the red.

Solution:

1. I was in debt.

Example: Tickled pink

Problem: She was tickled pink with her birthday present.

Solution:

1. She was very happy.

Example: Golden opportunity

Problem: This job offer is a golden opportunity for you.

Solution:

1. It is a great chance for you.

Example: Show your true colors

Problem: He showed his true colors when he refused to help.

Solution:

1. He revealed his real character.

Example: Out of the blue

Problem: He called me out of the blue after years of silence.

Solution:

1. He called unexpectedly.