Read the sentences and choose the best words to complete the idioms and sayings.

Choose the correct option.

Sarah has bought a new smartphone and already has problems with it. Her parents think that she has bought a [lemon|banana].
Mark wants to grow up quickly. He doesn't understand that every [cup|vegetable] has its season.
Steve has smashed his bike. He has gone [bananas|lemons]!
Sally wants to become a famous singer, but she understands that it is a [fruit|pie] in the sky.