Fruit idioms

Do you know what these English expressions mean?

to go bananas

it's a case of sour grapes

give me the second bite of the cherry

Here's a short video where a funny actor explains them to us. It is dedicated to all our students who have been practising food vocabulary these last days :-)

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After you watch the video, why don't you post a comment with the meaning of these expressions? Show off your English and get credit ;-)